First of all, no one should pimp a Home Run, ever. That said, once a player clears 100 in their career, they've earned the right have the rules bent a little, but not much.
Besides, you don't see Albert take several slow steps down the line to first, never taking his eyes off the pitcher until he gets nearly to first base only to hear his 1B coach screaming at him to get his ass in gear because it's staying in the park.