When certain "top" companies even had to follow SIA regulation/privatisation..and pretty much anyone can be a Bouncer. And gone was the "I'll grab whatever giant mate I have and dump him at the door for a couple hundred" In regards to violence increase in the UK. Thats a different discussion. We know of a lot more violence thanks to social media and widely available visual and audio technology. And also better education in regards to violence and Law, helped the general populace in recognising their rights.