The best way to do this is to make all founders go through vesting from the beginning. Under that standard, Allen would likely have been fully vested by the tim

The best way to do this is to make all founders go through vesting from the beginning. Under that standard, Allen would likely have been fully vested by the time he left and it would have been clear that he earned his stake. According to wikipedia he was the one who found QDOS which has to be one of the most important and valuable acquisitions for early MS.