Tarken would have hated that. Remember the fact that the storm troopers missed so much is BECAUSE TARKEN ORDERED THE STORM TROOPERS TO MISS TO LET THE HEROS GET AWAY SO TARKIN COULD FIND THE LOCATION OF THE REBEL BASE! Leia even says so.
He's the silver medalist in olympic mixed doubles air pistol shooting.
He's a memeable badass because he doesn't wear a faceful of steampunk-looking accessories on his face while shooting like all the other competitors do.