Jim Marshall, pioneer in the rock world, has died. Jim was famous for designing some top notch guitar amplifiers, but he was also a great drummer, and taught Mitch Mitchell to play. He had many drum students, and a music shop in London.

http://www.guardian.co.uk/music/2012...?newsfeed=true

RIP Jim. I am honoured to be able to say that I met you. Thanks for changing the guitar world!