Especially since the move
I have no idea why. It's not unprecedented, but he's never done it with this level of frequency before. Still, it's :3, so there's no complaining here.
Just make sure you keep an eye on it. Mines got to comfortable and it used the bathroom under there once.
Try not let your cat go under the bed all the time, because according to some ads I encounter on the internet, it gives them asthma.
I demand pictures. Sounds really cute.
Just make sure it doesn't have too much fun; many years ago I had a group of kittens who would play under my bed. They would run into the legs of the steel frame of said bed, giving themselves some pretty large knots on their heads.
They didn't seem to mind but man! I'm surprised they didn't end up with brain damage or something. >.<
Make sure you don't step on it...