In a really bad move, the state of Michigan decided to build a standalone social network for high school students making the transition to college.
Governments — and corporations — should really think twice about creating mini-bureaucracies not just because of the cost and waste but the effort required to attract people inorganically from where they are. Networks like Facebook [born in the university setting!] and Twitter grew by word-of-mouth, not fiat. A word to the wise.