I wore my Firefox T-shirt to a family party last weekend, and was shocked when my Dad asked, "What's Firefox?"
It shows that sometimes we geeks can fool ourselves into thinking that the rest of the world will soon be marching in time with us. I'll burn him a CD when 1.0 final is released. And perhaps Thunderbird, too.
P.S. Debbie just read this and said "that's really interesting - not". More proof, if any were needed. :-(