Frank Zappa - Superb Solo

Not having played any Zappa music for a while I thought I'd treat myself to the live "duel" between Frank and Steve Vai that dates from 1982.

I don't know if it has been posted here before but if you have not seen it, set aside eight and a half minutes, sit back and enjoy! https://www.youtube.com/watch?v=1BLaYa74NZQ