I'm sure they'll have a plan for how many to release so the price doesn't dump overnight.
That's beside the point. The point is that you and your potential Ripple investment solely depends on what they will do, as they can do anything. Or even the US government could force them.
Which is one of the problem Bitcoin and virtually every altcoin that followed solved; using a decentralized and trustless system.
Let's not forget...
Ripple is NOT based on blockchain cryptography. So it's not really a cryptocurrency anyway.