Ableton has made a short documentary showing what it's like to work as a developer for them. A spokesperson said about it, "Here's your chance to meet the people who make the tools you use, see how their work has evolved, and find out what inspires them."
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Virtual knobs and jacks controlling over 160 virtual modules
Revisions that turned synths into brand new machines
Older Music Machines & the People Who Still Use Them