Better Betas: Teachers want cool technology but often lack a budget. Startups need more feedback from schools if they're going to have a prayer of building a good product. But like a blind date, the relationship can sour if both parties have wildly different expectations. Like any good matchmaker, EdSurge would like to help. We propose the "Beta Bill of Rights," a list of what startups and teachers should expect if they want to pair up to try out a technology. Read closely, folks: this is a d-r-a-f-t. We really want your comments!