It won't come cheap, but the R-KAID-R promises for 8 hours of battery life with a customizable button layout and an 8" screen. You know, in case playing Bubble Bobble on the bus was your highest goal in life.
Artist Doctor Popular released a remix of his song "Dazzler" by E.N. Cowell on a postcard that plays his music. And of course, the card depicts the oft-lampooned X-Men character Dazzler, because why not? Listen to the song here!