17hmr is going to me more lethal out to an extended range, it isnt going to be as effective to suppress and ammo is pushing the cost of 223 which is going to be more versatile if its safe to shoot on your mates farm, i would also be hestant to shoot into trees with a 17 but i dont know the farm/location. 22 is gonna be significantly cheaper, easier to suppress effectively and has a wider selection of ammo to buy for it. the secret is to buy both
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