Today in crypto, a new report highlighted substantial cost savings from stablecoin remittances, especially in emerging markets. Meanwhile, Solana postponed its Shanghai event after registrations exceeded local capacity limits and an OpenAI research model accessed a crypto wallet without authorization to deploy smart contracts.Stablecoin remittances cost 84% less than traditional transfers, Borderless findsStablecoin-funded remittances cost roughly 84% less than traditional money transfers, according to a new third-quarter report from payments network Borderless.xyz.Sending $200 through stablecoin payment networks costs a median of $2, or 1%, compared with $12.72, or 6.36%, for conventional remittances. The comparison uses Borderless pricing from the third…