Can Windows or Linux Run On PS3

Hi

I want to ask that can we install Windows or Linux on PS3?

I know that Linux can installed but is it illegal?

How to install it to PS3?

Can someone explain in detail

Thanks b4

Did you try Googling for a guide?

yeah i try google it already but i dont understand much about it

You can use linux, but not on the slim. They cut it to save $.