We've pretty much accepted that Amazon will release a proper Android tablet in 2011. The details, however, are still unclear. Enter Silicon Valley analyst, Tim Bajarin, who claims to have some inside information from his sources in Taipei. If correct, then we should see Amazon launch a 10-inch LCD tablet before the holidays. He's also heard of a 7-inch model and plans to use NVIDIA's new quad-core Tegra SoC in order to blaze a path into the crowded tablet market. Interestingly enough, Tim's sources say that Amazon wanted to use a switchable "black and white E Ink-