"Life without music would be a mistake". You got that right, old pal. The educational bridge to nowhere. Or, what's a PhD really worth?

The allure of an ad-free internet. I'm very torn on this. I dislike ads when I surf, but I rely on the revenues as a business. I believe the happy middle is to give away your content on an ad-supported website while allowing customers to opt into an ad-free subscription-based version so they get premium reading experience and I still get paid. It's not always an easy balance...

Lady Gaga's latest is surprising and powerful, in a good way.