This gets to a critical question about incubators -- what is the value you actually get from the process? (the followup is, how does it compare to what was promised?) As you point out, "You go through it because it's good for your company," and that mainly means meeting the right people and figuring out where your company is going.
Martin, was YC ultimately good for your company even though Rapportive was in a different stage than your batchmates? Would you do it again?