After plunking down a grand for Sonos' impressive two-room bundle, it's always nice to see a freebie or two arrive via software updates. While not quite as big a release as version 2.7 was for Sonos' wireless (or wired) multi-room audio system, 2.8 does add free Deezer Radio service to Sonos users in 30 countries across Europe -- think Last.fm's artist smart lists with the ability to skip tracks only better dressed and with a knowledge of geography. Sonos is also updating its free iPhone / iPod touch controller application by extending native language support (Dutch, French, German, Italian, Spanish, and Swedish added to English) and granting access to the sleep timers and wake-to-music a