By Michael Feldstein. I don’t often get to write these words, but there is a new must-read blog post on educational technology by a venture capitalist. Rethink Education’s Matt Greenfield argues that there is no generalized bubble in ed tech investment; rather, the problem is that the venture community has a habit of systematically betting on the wrong horses. It’s worth noting that Matt is not your typical VC. For starters, he doesn’t live in the Valley echo chamber. Perhaps more importantly, he has a background as an academic. More...