You can read about it here: <a href="https:&#x2F;&#x2F;tools.ietf.org&#x2F;html&#x2F;rfc6057" rel="nofollow">https:&#x2F;&#x2F;tools.ietf.org&#x2F;html&#x2F;rfc6057</a>. It impacts an extremely small percentage of users for short periods of time.