Blog
Notes on practicing, singing, and on-device audio.
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How on-device stem separation works
What actually happens when your Mac splits a song into vocals and instrumental — neural networks, Apple Silicon, and why no audio leaves the machine.
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A practical guide to practicing with stems
A 25-minute session structure for learning a song with separated vocals and instrumental — listen, shadow, lead, drill.
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Why we built an AI vocal practice studio
Karaoke tracks lie to you, full mixes hide you. The case for practicing against the actual song — and what that took to build.