Indeed, Al DiMeola is another example. I used to do 6 hour practice sessions with some regularity. What you practice during that 6 hour session matters, however

Indeed, Al DiMeola is another example. I used to do 6 hour practice sessions with some regularity. What you practice during that 6 hour session matters, however. If you "play" for 6 hours, you can't call it practice. They're quite different.