If there were to be an arms race like that, my first attempt would be infinite-checkboxes or similar. Would probably run absolutely horribly on anything but the

If there were to be an arms race like that, my first attempt would be infinite-checkboxes or similar. Would probably run absolutely horribly on anything but the beefiest machines, and cost thousands of dollars for bandwidth. Would need to come up with a way to make (un)checking computationally expensive to stop the state immediately ballooning to gigabytes in size.