Ah, right. That's what acceleration is for. It all depends on how the acceleration clause is written into the agreement, but for founders, they usually have a

Ah, right. That's what acceleration is for. It all depends on how the acceleration clause is written into the agreement, but for founders, they usually have a 100% vesting upon exit clause - while the acquirer may require them to stay on (as with Pownce/SixApart) for a period of time post-acquisition.