diff --git a/TODO.md b/TODO.md
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--- a/TODO.md
+++ b/TODO.md
@@ -4,18 +4,12 @@
 - Slow scrub with modifier key
 - show frame number (approx?)
 - ffprobe show keyframes (pprobe -of json -select_streams v -show_frames file.mp4)
-- cutting out the commercials in a video file while saving the rest to a single file?
-- With the GOP structure of h.264 you could run into some pretty nasty playback issues without re-encoding if you cut the wrong frames out.
 - Shortcut Cmd+o also triggers o (cut end)
-- implement electron app event "open-file"
 - Travis github deploys https://docs.travis-ci.com/user/deployment
 - react video ref="video" this.refs.video.play()
-- A dedicated "Options" menu where the users can set a default output folder for captured frames and for cut videos will also be handy, now lossless-cut uses the input folder.
 
 ## Links
 - http://apple.stackexchange.com/questions/117306/what-options-are-available-to-losslessly-trim-mp4-m4v-video-on-10-8-or-above
 - http://superuser.com/questions/554620/how-to-get-time-stamp-of-closest-keyframe-before-a-given-timestamp-with-ffmpeg/554679#554679
 - http://www.fame-ring.com/smart_cutter.html
-- http://electron.atom.io/apps/
-- https://github.com/electron/electron/blob/master/docs/api/file-object.md
 - https://github.com/electron/electron/issues/2538