Polkadot (DOT) price ticked higher in the past 24 hours on anticipations that its new cross-chain communications protocol would solve a long-standing problem in the blockchain sector. DOT price gains 12% on XCM launch Bulls pushed DOT’s price to $16.44 on May 5 from $14.72 a day before, gaining a little over 12% as they assessed the launch of XCM, a messaging system that allows parachains — individual blockchains that operate in parallel inside the Polkadot ecosystem — to communicate with each other. DOT/USD daily price chart. Source: TradingView As Cointelegraph reported, future updates in the XCM protocol would see parachains exchanging messages without relying on Polkadot’s central blockchain, the Relay Chain. That expects to eliminate bridge hacks that have cost the in...