Conversation so far:
What started Steve Vai's music career in 1979?
Vai sent both a notated transcription of Frank Zappa's The Black Page, and a recording of his college band, Morning Thunder, to Zappa.
What was Frank Zappa's response to Steve Vai sending him a notated transcription?
Zappa responded by putting Vai on salary as a transcriptionist to transcribe his work.

Question: How did his work progress from there?
Self-contained rewrite: How did Steve Vai's work progress from there?