YouTube render problems. Session closed
There is known issue of rendering YouTube embedded videos. Because of the infrastructure limitations we hit a problem that some screenshots are not rendered properly.
I.e. you can see something like
The problem is with YouTube embedded videos.
So if you face such issue you can have a workaround by hiding embedded videos with CSS:
.wp-block-embed-youtube {display:none;}
For page https://www.competethemes.com/blog/pick-wordpress-theme/ as an example.