I'm really not an expert here, but I heard an argument that guns aren't chosen more in some sort of thought-out way like you describe. Instead, guns are there a

I'm really not an expert here, but I heard an argument that guns aren't chosen more in some sort of thought-out way like you describe. Instead, guns are there already, and get used by people who realize that there is a gun and they might even not make the attempt otherwise. Regarding suicide, I have much less concern about guns as a method than I do about any sort of lethal tool being available on short notice instead of a situation that requires persistent determination and waiting.