For Those Learning To Play The Guitar: SoundSlice.COM
Link: Soundslice: Tabs have never sounded so good
Loop and slow down
Loop specific sections of YouTube videos with fine-grained control. Play videos at 50% speed without changing pitch.
Annotate and share
Preserve your knowledge by making annotations: tabs, chords, favorite licks — anything, really.
Start immediately right in your browser: Chrome, Firefox or Safari on Mac, Windows or Linux. (The iPad, too!)
All annotations are public and accessible from any Internet connection. Collaboration features coming soon.
Sign up: Free.