This from the site's blurb. "Create, record and share the sounds you create anywhere to friends, family and the world with SoundCloud, the world's largest community of sound creators.
"Timed comments let your friends and fans give you valuable feedback at specific moments throughout the waveform. Pinpoint exactly what's working well and start a conversation around it."
Please add your comments or experience of using this tool in the box below so everyone can benefit.