For me: XXX is for putting into log messages you want to grep for while debugging. They get commented or turned into useful log messages before committing/mergi

For me: XXX is for putting into log messages you want to grep for while debugging. They get commented or turned into useful log messages before committing/merging. Edit: I have never used them for comments... Those either have TODO/FIXME or are (hopefuly) useful explanation of the high level task the code is trying to accomplish