I wasn't making an analogy at all. The fact is, facebook has lured developers to work for free in their "open" platform and now prevents them from expanding to

I wasn't making an analogy at all. The fact is, facebook has lured developers to work for free in their "open" platform and now prevents them from expanding to other platforms. Reasonable but unethical, a little courtesy towards developers wouldn't hurt. SN is not such a saturated market that they can afford to impose a monopoly. Maybe they'll remember that when they are losing developers.