Blocks are like penises: the bigger the better.
Maybe I was expecting too much of the poll.
It certainly seems to have nothing to do with technical discussion.
I thought the same when I read this. Are you kidding me/us?
Well, I've completed the poll anyway. And my main answer is (citing Bill Gates, or not): "20 MB ought to be enough for anyone". (It must not be short-term, but mid-term I think it's a good value)