Apple’s new Screen Time Communication Limits are easily beaten with a bug
https://arstechnica.com/gadgets/2019/12/apples-new-screen-time-communication-limits-are-easily-beaten-with-a-bug/
A bug in iOS 13.3 allows children to easily circumvent the restrictions their parents or guardians set with the Communications Limit feature in Screen Time. Apple has said it plans to fix the problem in a future software update.