BeOS was a desktop operating system developed during the late 90s to early 2000s. It rivaled Windows and Mac OS in usability and features, but had trouble gaining users, and the company was purchased by Palm in 2002.
GAA BEO(Irish) means Cumann Luthcleas gael beo which means Gaelic athletic association live.It is the name of a TV program that's shows hurling and football matches