Most surgeries are ineffective

2021-01-21 Paras Chopra

surgery is different than medicine. All new pharmaceutical molecules are subjected to rigorous clinical trials where they’re tested against placebo or doing nothing. In many countries, there’s no such procedure for surgical treatments. If there is a procedure for new surgical procedures, nobody is testing old ones that have been getting performed every day without evidence.

https://invertedpassion.com/most-surgeries-are-ineffective/

On US Capitol Security — By Someone Who Manages Arena-Rock-Concert Security

2021-01-13 Bruce Schneier

There’s not ever going to be enough police or security at any event to stop people if they all act in unison; if enough people want to get to Vanilla Ice at the same time, they’re going to get to Vanilla Ice. Social constructs and basic decency, not lightweight security gates, are what hold everyone except the outliers back in a typical crowd.

https://www.schneier.com/blog/archives/2021/01/on-us-capitol-security-by-someone-who-manages-arena-rock-concert-security.html