One and a half years later, mobile Firefox still doesn't do HTML form
validation.
window.addEventListener("load", validate_origin_destination);
/* Finally, we have to babysit mobile Firefox, who doesn't
- * support HTML5 form validation going into 2024. Turn on
+ * support HTML5 form validation going into 2026. Turn on
* the little form errors paragraph so we can toggle its
* visibility (and make it display the error) when the user
* makes an invalid selection. */