I bought the 400 on a whim and it came in handy when both my main and space comp...

I bought the 400 on a whim and it came in handy when both my main and space computer broke: If you connect a hard drive through a powered USB hub, you can actually use this for real work, albeit very slowly.

These days, I mainly use it as a Commodore 64: https://imgur.com/Afq9uFq