But what about the mysterious zeros? :-)

Sorry, there are 10 sorts of people in the world: those who understand binary, and those who don't...

OK, OK, enough nerdy jokes. I find this everywhere. For every person who participates, there are upwards of 10, 100, 1,000 who never post in forums, never show themselves, just get on with it. I get the feeling that us participants must be the odd ones out. :)