I would imagine this type of thing is going to happen more often among YC startups as the number of them grows. Both straight mergers a la Infogami/Reddit and,

I would imagine this type of thing is going to happen more often among YC startups as the number of them grows. Both straight mergers a la Infogami/Reddit and, probably even more likely, founders from failing/faltering YC companies jumping ship to join other YC startups.