I tried singing voice conversion on my vocals this weekend, and the results were amazing.
I created a solid model with less than 20 minutes of voice data that sounded like I could sing with perfect pitch across multiple languages.
Results: https://www.youtube.com/watch?v=KES3UPP6pqg&list=PLYwKkLiwYbByrr1Mj4wpfMVrnTH9XeylO&index=1
Write-up: https://notesbylex.com/making-song-covers-with-my-ai-voice.html