I have installed Waterfox. It picked up the Firefox profile location. CCleaner will still offer to clean the profile. Great.
I can move those profiles if I wanted, and use CustomLocationX = FIREFOX|PROFILE_PATH, which applies the FIREFOX rules to this new path. Ok.
But here is the problem. If I have Waterfox, or any of the common variants RUNNING IN MEMORY, it will happily muck around with files the browser may currently be using, WITHOUT NOTIFICATION!
Further, I have no "quick/easy" way to configure CCleaner to look for and properly detect if the Firefox variant is running, a