I disagree. There are plenty of coaches that get programming wrong in any sport. If they do programming themselves without any knowledge on the topic, ofcourse

I disagree. There are plenty of coaches that get programming wrong in any sport. If they do programming themselves without any knowledge on the topic, ofcourse it's going to be problematic. And that happens in WL and other strength sports just as much. That said, many newbies will make _a lot_ of gains when they start out doing crossfit or any form of barbell training.