diff --git a/temp.sh b/temp.sh
index cff723a..6400dd9 100755
--- a/temp.sh
+++ b/temp.sh
@@ -5,10 +5,9 @@ z=$0; display=""; CDPATH=""; fname=""; num_gpus="0"; num_fans="0"; debug="0"
 max_t="0"; max_t2="0"; mnt="0"; mxt="0"; ot="0"; tdiff="0"; cur_t="0"
 new_spd="0"; cur_spd="100"; old_t="200"; check_diff1="0"; check_diff2="0"
 fcurve_len="0"; fcurve_len2="0"; num_gpus_loop="0"; num_fans_loop="0"; old_s="100"
-otl="-1"; sleep_override=""; gpu_cmd="nvidia-settings"; hyst="0"
+otl="-1"; sleep_override=""; gpu_cmd="nvidia-settings"
 
 usage="Usage: $(basename "$0") [OPTION]...
-
 where:
 -c  [ARG] configuration file (default: $PWD/config)
 -d  [ARG] display device string (e.g. \":0\", \"CRT-0\"), defaults to auto
@@ -21,35 +20,35 @@ where:
 { \unalias command; \unset -f command; } >/dev/null 2>&1
 [ -n "$ZSH_VERSION" ] && options[POSIX_BUILTINS]=on
 while true; do
-	[ -L "$z" ] || [ -e "$z" ] || { prf "'$z' is invalid" >&2; exit 1; }
-	command cd "$(command dirname -- "$z")"
-	fname=$(command basename -- "$z"); [ "$fname" = '/' ] && fname=''
-	if [ -L "$fname" ]; then
-		z=$(command ls -l "$fname"); z=${z#* -> }; continue
-	fi; break
+        [ -L "$z" ] || [ -e "$z" ] || { prf "'$z' is invalid" >&2; exit 1; }
+        command cd "$(command dirname -- "$z")"
+        fname=$(command basename -- "$z"); [ "$fname" = '/' ] && fname=''
+        if [ -L "$fname" ]; then
+                z=$(command ls -l "$fname"); z=${z#* -> }; continue
+        fi; break
 done; conf_file=$(command pwd -P)
 if [ "$fname" = '.' ]; then
-	conf_file=${conf_file%/}
+        conf_file=${conf_file%/}
 elif [ "$fname" = '..' ]; then
-	conf_file=$(command dirname -- "${conf_file}")
+        conf_file=$(command dirname -- "${conf_file}")
 else
-	conf_file=${conf_file%/}/$fname
+        conf_file=${conf_file%/}/$fname
 fi
 conf_file=$(dirname -- "$conf_file")"/config"
 
 while getopts ":c: :d: :D :h :l :s: :v :x" opt; do
-	if [ "$opt" = "c" ]; then conf_file="$OPTARG"
-	elif [ "$opt" = "d" ]; then display="-c $OPTARG"
-	elif [ "$opt" = "D" ]; then nohup sh temp.sh >/dev/null 2>&1 &
-		exit 1
-	elif [ "$opt" = "h" ]; then prf "$usage"; exit 0
-	elif [ "$opt" = "l" ]; then debug="1"
-	elif [ "$opt" = "s" ]; then sleep_override="$OPTARG"
-	elif [ "$opt" = "v" ]; then prf "Version 19.6"; exit 0
-	elif [ "$opt" = "x" ]; then gpu_cmd="../nssim/nssim nvidia-settings"
-	elif [ "$opt" = ":" ]; then prf "Option -$OPTARG requires an argument"
-	else prf "Invalid option: -$OPTARG"; exit 1
-	fi
+        if [ "$opt" = "c" ]; then conf_file="$OPTARG"
+        elif [ "$opt" = "d" ]; then display="-c $OPTARG"
+        elif [ "$opt" = "D" ]; then nohup sh temp.sh >/dev/null 2>&1 &
+                exit 1
+        elif [ "$opt" = "h" ]; then prf "$usage"; exit 0
+        elif [ "$opt" = "l" ]; then debug="1"
+        elif [ "$opt" = "s" ]; then sleep_override="$OPTARG"
+        elif [ "$opt" = "v" ]; then prf "Version 19.4"; exit 0
+        elif [ "$opt" = "x" ]; then gpu_cmd="../nssim/nssim nvidia-settings"
+        elif [ "$opt" = ":" ]; then prf "Option -$OPTARG requires an argument"
+        else prf "Invalid option: -$OPTARG"; exit 1
+        fi
 done
 
 prf "
@@ -61,134 +60,137 @@ prf "
 #~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 # DEPENDS: PROCPS
 kill_already_running() {
-	tmp="$(pgrep -c temp.sh)"
-	if [ "$tmp" -gt "1" ]; then
-		process_pid="$(pgrep -o temp.sh)"
-		kill "$process_pid"; prf "Killed $process_pid"
-	fi
+        tmp="$(pgrep -c temp.sh)"
+        if [ "$tmp" -gt "1" ]; then
+                process_pid="$(pgrep -o temp.sh)"
+                kill "$process_pid"; prf "Killed $process_pid"
+        fi
 }
 # DEPENDS: NVIDIA-SETTINGS
 get_temp() {
-	cur_t="$($gpu_cmd -q=[gpu:"$gpu"]/GPUCoreTemp -t $display)"
+        cur_t="$($gpu_cmd -q=[gpu:"$gpu"]/GPUCoreTemp -t $display)"
 }
 get_query() {
-	prf "$($gpu_cmd -q "$1" $display)"
+        prf "$($gpu_cmd -q "$1" $display)"
 }
 set_fan_control() {
-	i=0
-	while [ "$i" -le "$1" ]; do
-		$gpu_cmd -a [gpu:"$i"]/GPUFanControlState="$2" $display
-		i=$((i+1))
-	done
+        i=0
+        while [ "$i" -le "$1" ]; do
+                $gpu_cmd -a [gpu:"$i"]/GPUFanControlState="$2" $display
+                i=$((i+1))
+        done
 }
 set_speed() {
-	$gpu_cmd -a [fan:"$fan"]/GPUTargetFanSpeed="$cur_spd" $display
+        $gpu_cmd -a [fan:"$fan"]/GPUTargetFanSpeed="$cur_spd" $display
 }
 finish() {
-	set_fan_control "$num_gpus_loop" "0"
-	prf "Fan control set back to auto mode"; exit 0
+        set_fan_control "$num_gpus_loop" "0"
+        prf "Fan control set back to auto mode"; exit 0
 }; trap " finish" INT
 #~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 echo_info() {
-	e=" t=$cur_t ot=$ot td=$tdiff s=$sleep_time gpu=$gpu fan=$fan cd=$chd"
-	e="$e nsp=$new_spd osp=$cur_spd maxt=$mxt mint=$mnt otl=$otl"
-	prf "$e"
+        e=" t=$cur_t ot=$ot td=$tdiff s=$sleep_time gpu=$gpu fan=$fan cd=$chd"
+        e="$e nsp=$new_spd osp=$cur_spd maxt=$mxt mint=$mnt otl=$otl"
+        prf "$e"
 }
 arr_size() {
-	arr_len=0
-	for element in $arr; do
-		arr_len=$((arr_len+1))
-	done
+        arr_len=0
+        for element in $arr; do
+                arr_len=$((arr_len+1))
+        done
 }
 re_elem() {
-	i=0
-	elem=0
-	for elem in $arr; do
-		if [ "$i" -ne "$n" ]; then
-			i=$((i+1))
-		else
-			break
-		fi
-	done
+        i=0
+        elem=0
+        for elem in $arr; do
+                if [ "$i" -ne "$n" ]; then
+                        i=$((i+1))
+                else
+                        break
+                fi
+        done
 }
 loop_cmds() {
-	get_temp
-	if [ "$cur_t" -ne "$ot" ]; then
-		# Calculate difference and make sure it's positive
-		if [ "$cur_t" -le "$ot" ]; then
-			tdiff="$((ot-cur_t))"
-		else
-			tdiff="$((cur_t-ot))"
-		fi
-		if [ "$tdiff" -ge "$chd" ]; then
-			if [ "$cur_t" -lt "$mnt" ]; then
-				new_spd="0"; otl="-1"
-			elif [ "$cur_t" -lt "$mxt" ]; then
-				tl=0
-				for arr_t in $tc; do
-					if [ "$cur_t" -le "$((arr_t-hyst))" ]; then
-						break
-					elif [ "$cur_t" -ge "$arr_t" ]; then
-						tl=$((tl+1))
-					fi
-				done
-				if [ "$tl" -ne "$otl" ]; then
-					arr="$fc"; n="$tl"; re_elem
-					new_spd="$elem"; otl="$tl"
-				fi
-			else
-				new_spd="100"
-			fi
-			if [ "$new_spd" -ne "$cur_spd" ]; then
-				cur_spd="$new_spd"
-				set_speed
-				i=0
-				tmp="$old_s"; old_s=""
-				for elem in $tmp; do
-					if [ "$i" -ne "$fan" ]; then
-						old_s="$old_s $elem"
-					else
-						old_s="$old_s $cur_spd"
-					fi
-					i=$((i+1))
-				done
-			fi
-			i=0
-			tmp="$old_t"; old_t=""
-			for elem in $tmp; do
-				if [ "$i" -ne "$fan" ]; then
-					old_t="$old_t $elem"
-				else
-					old_t="$old_t $cur_t"
-				fi
-				i=$((i+1))
-			done
-			tdiff="0"
-		fi
-	fi
-	if [ "$debug" -eq "1" ]; then
-		echo_info
-	fi
+        get_temp
+        case ${cur_t#-} in
+                ''|*[!0-9]*) cur_t=$ot ;;
+        esac
+        if [ "$cur_t" -ne "$ot" ]; then
+                # Calculate difference and make sure it's positive
+                if [ "$cur_t" -le "$ot" ]; then
+                        tdiff="$((ot-cur_t))"
+                else
+                        tdiff="$((cur_t-ot))"
+                fi
+                if [ "$tdiff" -ge "$chd" ]; then
+                        if [ "$cur_t" -lt "$mnt" ]; then
+                                new_spd="0"; otl="-1"
+                        elif [ "$cur_t" -lt "$mxt" ]; then
+                                tl=0
+                                for arr_t in $tc; do
+                                        if [ "$cur_t" -le "$((arr_t-2))" ]; then
+                                                break
+                                        elif [ "$cur_t" -ge "$arr_t" ]; then
+                                                tl=$((tl+1))
+                                        fi
+                                done
+                                if [ "$tl" -ne "$otl" ]; then
+                                        arr="$fc"; n="$tl"; re_elem
+                                        new_spd="$elem"; otl="$tl"
+                                fi
+                        else
+                                new_spd="100"
+                        fi
+                        if [ "$new_spd" -ne "$cur_spd" ]; then
+                                cur_spd="$new_spd"
+                                set_speed
+                                i=0
+                                tmp="$old_s"; old_s=""
+                                for elem in $tmp; do
+                                        if [ "$i" -ne "$fan" ]; then
+                                                old_s="$old_s $elem"
+                                        else
+                                                old_s="$old_s $cur_spd"
+                                        fi
+                                        i=$((i+1))
+                                done
+                        fi
+                        i=0
+                        tmp="$old_t"; old_t=""
+                        for elem in $tmp; do
+                                if [ "$i" -ne "$fan" ]; then
+                                        old_t="$old_t $elem"
+                                else
+                                        old_t="$old_t $cur_t"
+                                fi
+                                i=$((i+1))
+                        done
+                        tdiff="0"
+                fi
+        fi
+        if [ "$debug" -eq "1" ]; then
+                echo_info
+        fi
 }
 set_stuff() {
-	arr="$fan2gpu"; n="$fan"; re_elem; gpu="$elem"
-	arr="$which_curve"; n="$fan"; re_elem; tmp="$elem"
-	if [ "$tmp" -eq "1" ]; then
-		chd="$check_diff1"
-		mnt="$min_t"; mxt="$max_t"
-		tc="$tcurve"; fc="$fcurve"
-	else
-		chd="$check_diff2"
-		mnt="$min_t2"; mxt="$max_t2"
-		tc="$tcurve2"; fc="$fcurve2"
-	fi
+        arr="$fan2gpu"; n="$fan"; re_elem; gpu="$elem"
+        arr="$which_curve"; n="$fan"; re_elem; tmp="$elem"
+        if [ "$tmp" -eq "1" ]; then
+                chd="$check_diff1"
+                mnt="$min_t"; mxt="$max_t"
+                tc="$tcurve"; fc="$fcurve"
+        else
+                chd="$check_diff2"
+                mnt="$min_t2"; mxt="$max_t2"
+                tc="$tcurve2"; fc="$fcurve2"
+        fi
 }
 
 kill_already_running
 
 # Load the config file
 if ! [ -f "$conf_file" ]; then
-	prf "Config file not found." >&2; exit 1
+        prf "Config file not found." >&2; exit 1
 fi
 . "$conf_file"; prf "Configuration file: $conf_file"
 
@@ -198,20 +200,20 @@ if [ -n "$sleep_override" ]; then sleep_time="$sleep_override"; fi
 arr="$fcurve"; arr_size; size1="$arr_len"
 arr="$tcurve"; arr_size; size2="$arr_len"
 if ! [ "$size1" -eq "$size2" ]; then
-	prf "fcurve and tcurve don't match up!"; exit 1
+        prf "fcurve and tcurve don't match up!"; exit 1
 fi
 arr="$fcurve2"; arr_size; size1="$arr_len"
 arr="$tcurve2"; arr_size; size2="$arr_len"
 if ! [ "$size1" -eq "$size2" ]; then
-	prf "fcurve2 and tcurve2 don't match up!"; exit 1
+        prf "fcurve2 and tcurve2 don't match up!"; exit 1
 fi
 arr="$tcurve"; n="0"; re_elem
 if [ "$min_t" -ge "$elem" ]; then
-	prf "min_t is greater than the first value in the tcurve!"; exit 1
+        prf "min_t is greater than the first value in the tcurve!"; exit 1
 fi
 arr="$tcurve2"; n="0"; re_elem
 if [ "$min_t2" -ge "$elem" ]; then
-	prf "min_t2 is greater than the first value in the tcurve2!"; exit 1
+        prf "min_t2 is greater than the first value in the tcurve2!"; exit 1
 fi
 
 # Calculate some more values
@@ -223,72 +225,72 @@ arr="$fcurve2"; arr_size; fcurve_len2="$((arr_len-1))"
 # Get the system's GPU configuration
 num_fans=$(get_query "fans"); num_fans="${num_fans%* Fan on*}"
 if [ -z "$num_fans" ]; then
-	prf "No Fans detected"; exit 1
+        prf "No Fans detected"; exit 1
 elif [ "${#num_fans}" -gt "2" ]; then
-	num_fans="${num_fans%* Fans on*}"
-	num_fans_loop="$((num_fans-1))"
+        num_fans="${num_fans%* Fans on*}"
+        num_fans_loop="$((num_fans-1))"
 fi
 prf "Number of Fans detected: $num_fans"
 num_gpus=$(get_query "gpus"); num_gpus="${num_gpus%* GPU on*}"
 if [ -z "$num_gpus" ]; then
-	prf "No GPUs detected"; exit 1
+        prf "No GPUs detected"; exit 1
 elif [ "${#num_gpus}" -gt "2" ]; then
-	num_gpus="${num_gpus%* GPUs on*}"
-	num_gpus_loop="$((num_gpus-1))"
+        num_gpus="${num_gpus%* GPUs on*}"
+        num_gpus_loop="$((num_gpus-1))"
 fi
 prf "Number of GPUs detected: $num_gpus"
 
 i=0
 while [ "$i" -lt "$num_fans_loop" ]; do
-	old_t="$old_t 0"
-	old_s="$old_s 0"
-	i=$((i+1))
+        old_t="$old_t 0"
+        old_s="$old_s 0"
+        i=$((i+1))
 done
 
 if [ "$force_check" -eq "0" ]; then
-	j=0
-	while [ "$j" -le "$((fcurve_len-1))" ]; do
-		arr="$tcurve"; n="$((j+1))"; re_elem; tmp1="$elem"
-		arr="$tcurve"; n="$j"; re_elem; tmp2="$elem"
-		check_diff1="$((check_diff1+tmp1-tmp2))"
-		j=$((j+1))
-	done
-	check_diff1="$(((check_diff1/(fcurve_len-1))-sleep_time))"
-	j=0
-	while [ "$j" -le "$((fcurve_len2-1))" ]; do
-		arr="$tcurve2"; n="$((j+1))"; re_elem; tmp1="$elem"
-		arr="$tcurve2"; n="$j"; re_elem; tmp2="$elem"
-		check_diff2="$((check_diff2+tmp1-tmp2))"
-		j=$((j+1))
-	done
-	check_diff2="$(((check_diff2/(fcurve_len2-1))-sleep_time))"
+        j=0
+        while [ "$j" -le "$((fcurve_len-1))" ]; do
+                arr="$tcurve"; n="$((j+1))"; re_elem; tmp1="$elem"
+                arr="$tcurve"; n="$j"; re_elem; tmp2="$elem"
+                check_diff1="$((check_diff1+tmp1-tmp2))"
+                j=$((j+1))
+        done
+        check_diff1="$(((check_diff1/(fcurve_len-1))-sleep_time))"
+        j=0
+        while [ "$j" -le "$((fcurve_len2-1))" ]; do
+                arr="$tcurve2"; n="$((j+1))"; re_elem; tmp1="$elem"
+                arr="$tcurve2"; n="$j"; re_elem; tmp2="$elem"
+                check_diff2="$((check_diff2+tmp1-tmp2))"
+                j=$((j+1))
+        done
+        check_diff2="$(((check_diff2/(fcurve_len2-1))-sleep_time))"
 else
-	check_diff1="$force_check"; check_diff2="$force_check"
+        check_diff1="$force_check"; check_diff2="$force_check"
 fi
 
 set_fan_control "$num_gpus_loop" "1"
 
 if [ "$num_gpus" -eq "1" ] && [ "$num_fans" -eq "1" ]; then
-	prf "Started process for 1 GPU and 1 Fan"
-	fan="$default_fan"
-	set_stuff
-	while true; do
-		arr="$old_t"; n="$fan"; re_elem; ot="$elem"
-		arr="$old_s"; n="$fan"; re_elem; cur_spd="$elem"
-		loop_cmds
-		sleep "$sleep_time"
-	done
+        prf "Started process for 1 GPU and 1 Fan"
+        fan="$default_fan"
+        set_stuff
+        while true; do
+                arr="$old_t"; n="$fan"; re_elem; ot="$elem"
+                arr="$old_s"; n="$fan"; re_elem; cur_spd="$elem"
+                loop_cmds
+                sleep "$sleep_time"
+        done
 else
-	prf "Started process for n-GPUs and n-Fans"
-	while true; do
-		fan=0
-		while [ "$fan" -le "$num_fans_loop" ]; do
-			set_stuff
-			arr="$old_t"; n="$fan"; re_elem; ot="$elem"
-			arr="$old_s"; n="$fan"; re_elem; cur_spd="$elem"
-			loop_cmds
-			fan=$((fan+1))
-		done
-		sleep "$sleep_time"
-	done
+        prf "Started process for n-GPUs and n-Fans"
+        while true; do
+                fan=0
+                while [ "$fan" -le "$num_fans_loop" ]; do
+                        set_stuff
+                        arr="$old_t"; n="$fan"; re_elem; ot="$elem"
+                        arr="$old_s"; n="$fan"; re_elem; cur_spd="$elem"
+                        loop_cmds
+                        fan=$((fan+1))
+                done
+                sleep "$sleep_time"
+        done
 fi