I.O. Silver happened in 1984.
The Silver Case happened in 1999.
Silver Chaos happened in 2002.
Silver Bridge happened in 1967.
Captain Silver happened in 1987.
Peripheral-Mapped IO is IO that is selected when the IO/M- line is high.
Operation Silver Wake happened in 1997.
Silver Strike Bowling happened in 2004.
Silver Nemesis happened on 1988-12-07.
Silver Star Reversi happened in 2008.
Secret of the Silver Blades happened in 9801.
Operation Silver Fox happened in 1941.
If you are referring to the Italian word 'Io' which can be used in the sentence 'Io Sono', Io means I. Io sono means I am.