If you've ever wanted an elegant summary of what makes Spelunky feel so special, the whole Off Book episode awaits after the break.

ENGADGET: PBS mini-documentary explores indie game creation, shows what they do that majors can't (video)

Independent Games Festival Award Winner and randomly-generated cave explorer Spelunky will be available on the PS3 and PS Vita systems with new exclusive features, and for the first time, acclaimed puzzle platformer Limbo will make its way to handheld platforms with its debut on the PS Vita system later this year.

ENGADGET: Sony announces more indie partnerships, Blacklight: Retribution and Primal Carnage: Genesis for PS4