He isn't an expert at anything, and I wouldn't trust him as an expert.
BUT...
He does seem to have a knack for the tech-interested masses, the ones that spend money on tech devices and there are many of them. How many iPhone users read Slashdot? Not many. How many iPhones have sold? Exactly. His opinion is worth watching for his marketing perspective, not his technical expertise.
Yeah, she's a winner:
"I concur in full based upon what I know about mental illness only and feel that she has just scratched the surface. I think that Obama is a devil worshipping psychopath who has lost his marbles and is very very dangerous. His psychological profile equals that of Kim Jong (14 personality disorders) and Hitler. I think he’s worse."
What is research but a blind date with knowledge? -- Will Harvey