It’s not the first LTE Chromebook, but it’s the first from Asus to offer cellular connectivity with sales of the device quietly kicking off at Best Buy and other retailers late last week. Asus doesn’t appear to have made an official announcement, but an LTE version of the C300 Chromebook variant is now selling through Best Buy according to an announcement sent over from Altair Semiconductor, the company providing the LTE chip for the Chromebook: expand full story