Sorry to burst your bubble, but keeping the pit in the half is mostly a myth. Yes, it protects the area directly under it, but the rest of the flesh is still waving a white flag at oxygen. The pit is like a tiny, useless umbrella in a hurricane.
Don’t stress about it—just scoop it out or leave it if you want. Your real battle is against air, the enemy of all things green and delicious. And water? Avocados hate being wet almost as much as they hate air.