https://gitlab.synchro.net/main/sbbs/-/merge_requests/453#note_5536

Or instead of this function just do:

```js
var t = Date.parse(format('%s-%s-%sT%s:%s', yearStr, monthNumStr, dayNumStr, hourStr, minuteStr)) / 1000;
if (isNaN(t)) spontaneouslyCombustRatherThanSetIncorrectScanPointerTime();
```
--- SBBSecho 3.20-Linux