function dummyTimeoutBusyWait (timeoutMs) {
const timeoutDateMs = Date.now() + timeoutMs
do {} while (Date.now() < timeoutDateMs)
}
function dummyTimeoutBusyWait (timeoutMs) {
const timeoutDateMs = Date.now() + timeoutMs
do {} while (Date.now() < timeoutDateMs)
}