Using a LLM, this fascinating paper (by Hansen @pj_lambert @I_Am_NickBloom Davis @raffasadun @bledi_taska) classifes universe of online job postings into WTH and not.

Easy to imagine methodology leveraged to measure human capital, AI incidence etc.
https://poid.lse.ac.uk/PUBLICATIONS/abstract.asp?index=9955

🐦🔗: https://n.respublicae.eu/lugaricano/status/1640738403150086144