Can you kill a sniper with your primary? It's a yes or no question. If you can, you should have zero issue with Thorn. Don't tell me you can't compare them either. One is a weapon in your hand and the other is a weapon in your hand. If you want to keep dismissing all the other attributes of weapons and focus on a possible ttk if you're shooting in a vacuum, that's wonderful. Let me know when you're shooting in a vacuum.