"There's no air in space to compress to ring against your ear, " she told CNN in an interview at the TED conference in Long Beach, California, in March.

CNN: Cosmic music from dying stars

RealJukebox can automatically compress music files to save space in notoriously cramped portable MP3 players.

CNN: RealJukebox: MP3 for dummies

Most of the VoIP technologies in use don't automatically compress the audio stream, so a preserved phone conversation takes up a fair amount of space on your hard drive, perhaps as much as a megabyte for a two-minute call.

FORBES: Magazine Article