The current moment is a master class in the practical limitations of RCTs. We’re seeing that:

1. RCTs are slow, expensive and don’t scale well to large numbers of questions.

2. Extending RCTs to real world questions they weren’t intended to answer is extremely hard.
https://twitter.com/kareem_carr/status/1246832471142027269?s=21">https://twitter.com/kareem_ca... https://twitter.com/kareem_carr/status/1246832471142027269">https://twitter.com/kareem_ca...
https://twitter.com/kareem_carr/status/1246833460850950144?s=21">https://twitter.com/kareem_ca... https://twitter.com/kareem_carr/status/1246833460850950144">https://twitter.com/kareem_ca...
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