For personal computers and tablets, Chromebook's share of the U.S. education market was 49 percent last year, up from 40 percent in 2015 and 9 percent in 2013, according to IDC figures released this week. But education accounts for just 14 percent of the 110 million devices shipped in the U.S. last year — and Chromebooks make up just 9 percent of that broader total. Their numbers are also low abroad, even in schools. more...