Right now? Not too much... Its a preview
What will it he capable of? EVERYTHING a linux distro can do on the desktop eventually. It'll run android apps, linux apps, most windows apps through wine. You'll be able to write and compile code on it.
I mean.. To answer your question with another question:
What can you do on a full linux distro on your pc that you can't do on android?
Dont try to compare this to firefox os or others... This is NOT a skin. Its a different OS.
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Sent from my Kindle Fire 2, CM 10.1
Sounds a bit better when explained lol. I take it their will be a custom kernel to reduce the amount of stuff we can't do, obviously it will take time as every good thing does.
Sent from my Amazon Kindle Fire2 using xda app-developers app