It is almost as if a pressure valve was released when fans were allowed back into stadiums, and things that were seen to be off limits even by the low bar traditionally set in the Old Firm rivalry, now seem fair game.

Source: https://www.heraldscotland.com/sport/23356119.indecency-celtic-rangers-rivalry-plumbing-new-depths/?ref=rss

"The pressure valve in the city of Chicago is already set at maximum because of this administration and his allies who have been unwilling to have an open, honest conversation," Lopez said.

Source: https://abc7chicago.com/migrants-in-chicago-city-council-meeting-sanctuary-mayor-brandon-johnson/14181793/