JL, round patches may satisfy your sense of symmetry but they add nothing to accuracy or effectiveness. Many side-by-side tests have proved that round patches and square patches shoot the same. Just cut those suckers square with scissors and be done with it.
My wife says I'm totally nuts, but I think I'm Semisane.
Obama played the Race Card. Hillary Played the Woman Card. America played a Trump Card. AMERICA WON.