Interesting,I never knew about his disabled sons. The mans earned even more respect from me both as an artist and as a great human being.
Well, I may have passed up on the Pono but I've just pulled the trigger on a HE-400. I got an open box deal from headamp for 249 USD shipped to Canada with a pair of velour pads thrown in. Not a bad deal, here's hoping I like the HE-400. What I've read about it I'm guessing I will.