I don't understand the logic here. Just because Google (and this guy) THINKS that college kids will use this/that this is going to be huge - does not mean it will be.
Ah yes, lets skip all forms of projections... I guess the stockmarket will have to close because just because someone thinks a stock will go up it does not mean it will do.
No, he's right. There needs to be valid facts on WHY. He's listed a few features, but that doesn't mean it'll get traction at all. Or it doesn't mean that the students will use it in their personal lives too.