Video export csv does not contain pts

neon/neon-player/world-video-exporter/index.md

@@ -8,5 +8,4 @@ The export saves the world video as shown in Neon Player, including all currentl
 ![Export](./np-export.webp)
 
 ## Export Format
-The World Video Exporter saves the world video file, together with [numpy](https://numpy.org/devdocs/reference/generated/numpy.lib.format.html) and csv files containing timestamps corresponding to each frame. 
-The csv timestamp files include an additional `pts` column. `pts` is an abbreviation for _presentation timestamps_ and refers to the media file's internal time representation. It can be used to seek or identify specific frames within the media file. See this [tutorial on how to extract individual frame images from the world video](https://github.com/pupil-labs/pupil-tutorials/blob/master/09_frame_identification.ipynb). 
+The World Video Exporter saves the world video file, together with [numpy](https://numpy.org/devdocs/reference/generated/numpy.lib.format.html) and csv files containing timestamps corresponding to each frame. See this [tutorial on how to extract individual frame images from the world video](https://github.com/pupil-labs/pupil-tutorials/blob/master/09_frame_identification.ipynb).