scroll fast—sticky frames let you watch the effects amplify.
hybrid mode
five bubbles reacting to velocity.
all six rods stack in the center and fan into a star as velocity rises.
row of ten bars: left = mellow, right = wild; color goes redder with speed.
3×5 blocks skew left/right by direction.
3×3 squares where lower rows drag behind when scrolling down, compress when scrolling up.