If a single founder advanced the position of the company (developed an MVP, secured some financing, etc) they would reduce the risk that the 2nd founder would f

If a single founder advanced the position of the company (developed an MVP, secured some financing, etc) they would reduce the risk that the 2nd founder would face. I think in this sort of a situation, an uneven split wouldn't be unreasonable. That being said, has anyone done it? EDIT: founder, not "forward".