* plugin for Logic Pro to A/B mix with reference tracks, with ai-based stem splitter (e.g. isolate vocals in ref track, and compare with your vocal track)

* plugin for Logic Pro to simulate how a mix will sound on my macbook and phone (I captured real impulse responses for that, sounds very close)

* an app for spaced repetition for guitar video lessons / their parts (no idea why platforms like truefire don’t have this feature)

* workout planning/tracking app

* an app to create impulse responses for acoustic guitar, to make it sound good live