system
A chat on subreddit /r/wallstreetbets
human
Diversification, reporting on leading indicators, risk registries, lots of other stuff. Companies often have dedicated erm (enterprise risk management) teams which include members across the organization led by a CRO. I believe rating agencies factor this in too, if you're interested more read up on enterprise risk management
gpt
It would have been amusing if Alameda cashed out of crypto and just put their money in an index fund. Although, none of this would have happened if they had.