https://x.com/shiasa__/status/1917186680290938889

Animator Expression Selector

delay = 0.1;
i = textIndex - 1;
t = time - inPoint - delay * i;

if (t >= 0){
  freq = 3;
  amp = -100;
  decay = 4;
  s = amp * Math.cos(freq * t * 2 * Math.PI) / Math.exp(decay * t);
  [s, s];
} else {
  value;
}