Microsoft should learn how to demo

I am watching the MS Build presentations. So far I haven't seen a single one that "just worked". Here is my favourite one:
"The Nokia 630 is awesome. I happened to have one here, I was gonna show a demo on it. Ahm, apparently my TV device... and this is not a TV so it won't work. But look. It's great. I love it. It's an amazing device."

30 minutes later, same presentation:

Well, he could use that information to show off his great Android device on that non-TV :)