I'm on Verizon too, I feel your pain.
That's the way my county does it in Florida, they had the foresight to replace their punch cards with optical scan machines a few years before the 2000 election fiasco. Sometimes I think I live in the only county in the state that's not entirely corrupt and incompetent.
Youtube is already blocked
In a country like China, where everybody has mobile phones but not everyone has computers, a service like Twitter can be immensely useful in helping the free-flow of information. For me, Twitter is a way for me to let friends and family know what I'm up to while I'm living halfway around the world from them, and it's a handy way to keep up with breaking news, but not having it isn't a big deal, I've got plenty of other sources of information. For my friends in China, losing Twitter is losing an important connection to the outside world.
This seems like something that should be nothing but a joke, but it looks like it is going to be around after the first. I suppose this is where I should whine about websites messing with a good thing.