I don't see anything related to Linux in that post at all. Infact, I dont see anything about being "back" either.
http://www.commodoreusa.net/CUSA_C64.aspx - the rendered images look like a machine significantly larger than the original C64.
http://www.commodoreusa.net/CUSA_OS.aspx (supposed to be a Linux distro)
and
http://www.commodoreusa.net/CUSA_C64Select.aspx (stating it comes with Ubuntu Maverick)