DC Comics is offering a book celebrating Supeman's 80th anniversary exclusively to fans who visit the SXSW arts and culture festival. DC says this book will have classic Superman stories as well as "new" ones, and "custom artwork. This offering appears substantially different than the the Action Comics: 80 Years of Superman HC the publisher previously announced.
SXSW will also be selling a limited-edition version of the Action Comics poster with the series 1000 covers. Here is a video profiling the poster:
SXSW takes place from March 9-18 in Austin, Texas.