What’s Going On: Taste Live at the Isle of Wight Eagle Vision, 163 mins., $19.98 Blu-Ray/$14.98 DVD Interviewer: How does it feel to be the best guitarist in the world? Jimi Hendrix: I don’t know. Why don’t you go and ask Rory Gallagher? The ‘60s were a time of power trios: Cream,…
