Tony Williams “warmíng up“ at a drumworkshop 1987 (previously unseen)

Here you can see the solo Tony Williams did to “warm up“ and open a workshop in Salzburg (Austria) on July 31th 1987., Herbie Hancock and Ron Carter were also teaching there. The late Austrian drummer Erich Bachträgl was one of the participiants (as far as I know you had to audition to be accepted) and he gave me a copy on vhs tape while I was studying with him in the early to mid 90s. I had completely forgotten about it for years but remembered it a few days ago during some “drum talking“. So I digital