What if you are running an AI company that is trying to solve self-driving and top 3-4 researchers quit? Worked at a company where something like that happened

What if you are running an AI company that is trying to solve self-driving and top 3-4 researchers quit? Worked at a company where something like that happened (although a different field). The company simply pivoted to a different but related area, hired new people experienced in that field and kept going in a new direction.