Marketplaces often fail because of challenging unit economics. In the age of AI, some of these marketplaces are getting a second shot on goal. AI can remove bottlenecks, lowering CAC, increasing throughput, and reviving previously “dead” marketplace categories. Full piece by @omooretweets here: http://a16z.com/marketplaces-in-the-age-of-ai-take-two-graveyard-to-greenfield(a16z)