viewof setTimeoutVersion = {
reset;
let output = htl.html`<i>cell<i>`;
output.value = [];
let interval = setInterval(() => {
if (!viewof stop.value) {
output.value.push(new Date());
output.dispatchEvent(new Event("input"));
}
}, 1000);
invalidation.then(() => clearInterval(interval));
return output;
}