Or at least the cropping tool? (sounds less harsh than the trashcan!)
-- Moogul
Not for photography! As for music - it's built up of several components, so you could reuse that drum line for something else later. Btw, for my EP I published last week, I also had several ideas that I started on and dropped. Put differently than the trash can metaphor, selection is part of the creative process. Firmly off-topic by now ;-)

Modular playlist on SoundCloud