Last month, the Lighthaven convention center in Berkeley hosted Manifest, the first conference for prediction market enthusiasts. By now this has already been covered elsewhere, including in a great article by the New York Times, but here are some particular highlights: Prediction markets have often existed in a regulatory gray area. A newer market, Kalshi, has tried to cooperate with regulators to become a new kind of fully-legal and highly-regulated platform, but it’s been tough going.