diff --git a/README.md b/README.md
index 1c65b6d..5f20ea3 100644
--- a/README.md
+++ b/README.md
@@ -1,10 +1,10 @@
 ### ffx.sh
 
-quickly apply audio effects using ffmpeg <br>
+quickly apply audio effects w/ ffmpeg <br>
 
 <pre>
 supports
--mp3, wav, flac, ogg, opus, m4a, aac, mka
+mp3, wav, flac, ogg, opus, m4a, aac, mka
 
 features
 -bass, treble, volume, distortion
@@ -107,42 +107,3 @@ fftrim "song.mp3" 12.5 48 "clip.mp3"
 fftempo "song.mp3" 0.5 "slow.mp3"
 ffpitch "song.mp3" -3 "lower.mp3"
 </pre>
-
-<pre>
-zsh helpers
-
-install
-bash add-zsh-helper.sh
-
-the installer
--prompts for the directory containing ffx.sh
--auto-finds ffx.sh when pressing enter
--ensures ffx.sh is executable
--validates ffx.sh
--creates ~/.ffx.zshrc.snippet
--adds source "$HOME/.ffx.zshrc.snippet" to ~/.zshrc if missing
-
-reload zsh
-source ~/.zshrc
-
-usages
-bass "song.mp3" 33 2
-treble "song.flac" 66 -4
-volume "song.mp3" -3
-distort "song.wav" 4
-trim "song.mp3" 12.5 48
-tempo "song.mp3" 0.5
-pitch "song.mp3" -3
-
-presets
-bassboost audio.mp3
-grunge audio.mp3
-
-preset values
-bassboost INPUT = bass INPUT 5 1
-grunge INPUT = distort INPUT 2
-
-custom output
-bassboost audio.mp3 bassboosted.mp3
-grunge audio.mp3 grunge.mp3
-</pre>
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