Agreed. The goal isn’t to make it completely unspoofable, just to raise the cost and shrink the scale, making the kind of large-scale botting we see today more

Agreed. The goal isn’t to make it completely unspoofable, just to raise the cost and shrink the scale, making the kind of large-scale botting we see today more difficult. The one-up game does sound like an interesting one! I'm curious what an adversarial opening volley would look like.