Vitalik Buterin mentions LW in his latest, On Silos:
I consider economics and game theory to be a key part of cryptoeconomic protocol analysis, and consider the primary academic deficit of the cryptocurrency community to be not ignorance of advanced computer science, but rather economics and philosophy. We should reach out to http://lesswrong.com/ more.
Vitalik Buterin mentions LW in his latest, On Silos:
Likely the result of the Harper article that started with an analysis of ethereumand then moved to the LW-space.