fade:red-blue-black-blue-red
ink (? rainbow white 0) (1s... 24 64)
line w/2 0 w/2 h
(spin (2s... -1.125 1.125)) (zoom 1.1)
(0.5s (contrast 1.05))
(scroll (? -0.1 0 0.1) (? -0.1 0 0.1))
ink (? cyan yellow magenta) 8
circle w/2 h/2 (? 2 4 8)