generate questions: Video games are playable on various versions of iPods. The original iPod had the game Brick (originally invented by Apple's co-founder Steve Wozniak) included as an easter egg hidden feature; later firmware versions added it as a menu option. Later revisions of the iPod added three more games: Parachute, Solitaire, and Music Quiz.
On what devices can video games be used? {sep_token} What was included on the first iPod? {sep_token} Who created Brick? {sep_token} What are three games, in addition to Brick, which have been included with the iPod? {sep_token} What is another phrase meaning hidden feature? {sep_token} What was the first, hidden game included with the original iPod? {sep_token} What other games were later added to the original iPod? {sep_token}