I guess it doesn't have to be humorous to be useful. I'd just like to have them be quirky enough to be appreciated by users. Just think of the first time your

I guess it doesn't have to be humorous to be useful. I'd just like to have them be quirky enough to be appreciated by users. Just think of the first time your favorite site changed its appearance for a special holiday or similar. It gives you some idea there are people involved and it's not just a bunch of robots flinging bits around.