We already had a pretty close idea about Sony’s planned lineup of Google TV products after in early October. But the search giant is not alone in the quest to dominate the living room screen. In fact, its rivals seem to be pushing much more affordable options, including the $200 Boxee Box, the $100 Apple TV and the Roku box, which starts at $60. Whether consumers will pony up the extra cash for Google TV devices remains to be seen.