The worst ceremony is the retrospective. Let's talk about what made us do a bad job this sprint. Some revolving list of "other team __" being slow/unreliable/h

The worst ceremony is the retrospective. Let's talk about what made us do a bad job this sprint. Some revolving list of "other team __" being slow/unreliable/hard to manage/etc.. The same 1 or 2 senior devs is tasked with taking away some discussion points to have with them. Rinse&repeat.