tweak docs again

README.md

@@ -63,7 +63,7 @@ SEE ALSO
 
   * Module **DateTime::Timezones:auth<zef:guifa>**
 
-    In contrast to Matthew Stuckwisch's module, `DateTime::US` does not use any of the IANA timezone database and relies only on the power of the Raku DateTime type, the short list of time zone UTC offsets for standard US time zones, and the standard dates and time of Daylight Saving Time begin/end enshrined in US Public Law.
+    In contrast to Matthew Stuckwisch's module, `DateTime::US` does not use any of the IANA timezone database. It relies only on the power of the Raku `Date` and `DateTime` types, the short list of time zone UTC offsets for standard US time zones, the standard dates and time of Daylight Saving Time begin/end times enshrined in US Public Law, and the "perpetual" `Date` routines provided by module `Date::Utils`.
 
 Todo
 ====

docs/README.rakudoc

@@ -79,10 +79,11 @@ to allow multiple Date::Event objects for a single C<Date> object.
 Module B<DateTime::Timezones:auth<zef:guifa>>
 
 In contrast to Matthew Stuckwisch's module, C<DateTime::US> does not use any
-of the IANA timezone database and relies only on the power of the Raku
-DateTime type, the short list of time zone UTC offsets
-for standard US time zones, and the standard dates and time of Daylight Saving Time
-begin/end enshrined in US Public Law.
+of the IANA timezone database. It  relies only on the power of the Raku
+C<Date> and C<DateTime> types, the short list of time zone UTC offsets
+for standard US time zones, the standard dates and time of Daylight Saving Time
+begin/end times enshrined in US Public Law, and the "perpetual" C<Date> routines
+provided by module C<Date::Utils>.
 =end item
 
 =head1 Todo