How about a half dozen M1 Garand rifles, each with a 30:06 round, one of which is a dud?
Cheaper and reliable. Works 100% of the time. Fast and humane.
Gas chamber is out. Lethal injection has turned into a liberal nightmare. Nobody uses Old Sparky anymore.
Put a bullet into the heart of the matter and get the Job done.
You have recurring costs, and potential for outside harm.
Nooses are non-recurring. One and done. OK, maybe the rope needs to be replaced every year.
Plus, no accidental shots shooting anyone else, and no need for a big enclosure to try to reduce that.
Just take the condemned to a liberal cocktail party tell everyone that he supports Ted Cruz, is anti abortion, believes in a balanced budget, tried to form a conservative PAC and complained when the IRS refused his tax exempt status and watches Fox News. The liberals will beat the guy to death for free, assuming they can get their illegal alien non-Social Security paying maid bring them the sticks to hit him with.