Why is it that the top Glitchess speed run is using a glitch to beat the game? The glitch where you use a key to spawn the "Thing gives you the invisible potion" and you end up in front of a house thus making the boss explode.

Why is it that the top Glitchess speed run is using a glitch to beat the game? The glitch where you use a key to spawn the "Thing gives you the invisible potion" and you end up in front of a house thus making the boss explode.