So, how long? It depends. But now you know why. It’s not a guess. It’s a relationship. You listen to your potato. You respect its size. You obey the fork. 15 minutes is fast. 45 minutes is slow. Both are correct. Both can be delicious.
Go boil a potato today. Be bold. Be patient. And remember: You are smarter than a spud. Probably. Now get cooking.