Official PSN tag.
PlayStation Home (Open Beta) was published on December 11, 2008 and includes avatars, clothes, 3D world, chat, videos, games, etc.
XrossMediaBar (XMB), the graphical user interface for PS3.
I have been able to install Linux to my PS3 console, it took me a few tries, but I finally was able to do it. I have made some comments about it mainly for myself on another page. Those comments might not help anyone else, but you can take a look at it anyway:
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