X-link to the DRM-free thread for a new Humble Bundle:
Humble Audiobook Bundle Hackers, Gamers, & Geeks presented by Novel Audio contains mainly non-fiction about video game and pop culture media-related topics, but also a few sfnal fiction pieces from Joe Haldeman, Ian Sales, and Amy Harmon (available at the $1 and $8 middle tiers). There are also histories of Star Wars and Pixar.