If they are still on the slow side, back before maddi griffin closed down they had load data for the sabots they sold, that pushed 220 grain .30’s out of a 50 bmg at over 5000 fps.
Now THAT would be something to see! Can you imagine 220gr "varmint grenade" style bullet at 5000+ fps! Wow!
"Useless" to be sure, but I'd like to see that just once!
Still happily answering to the call-sign Peetza.
The problem, as you so eloquently put it, is choice.
He is no fool who gives what he can not keep to gain what he can not lose.
-Jim Eliott, paraphrasing Philip Henry.