The moment I think that (Taskmaster's) Alex Horne is a genius, I can just type that into my phone and tell him that. How incredible is that! No messing with postcards and trying to find people's addresses and hoping they'd read it among the mountain of mail. Just instant reach to all sorts of interesting people, far away from you and far outside your usual circles.
Sometimes it's easy to take the Internet for granted, but we should really try not to - it's an amazing thing, with more potential than most of us use or give it credit for.