I knew nothing about diving, so as he buys books and magazines, I read 'em too. If he gets that excited about it, I like to at least know what he's talking about. It's really interesting, I just don't think it's for me!!!
I understand the insanity a little bit - I'm one of those horse people. ;-) So he listens to my raving about horses, going out in below-freezing weather/rain/snow/blistering heat to ride, spending obscene amounts of money on a sport...
I know how it feels when you just HAFTA do something other people think is a little bit crazy. ;-)
I actually got the screenname because I was going to come on and ask if that was a good gift! I didn't know if it was taboo to buy/sell artifacts?! Did it only count if you got it yourself?!?! I hoped not. I finally decided to just buy it though. Guess I picked right, hahaha!