Winding Tree, for example, is one of a number of industry players, including IATA, that are mulling how blockchain-based technology will impact airlines. Its ultimate uses are unclear, as is its possible impact on travel advisers, which depends heavily on how it is ultimately adopted and applied by suppliers. Whatever that eventuality, Phocuswright analyst Norm Rose thinks blockchain has already been hyped to excess. "I think that the reality of blockchain is like every emerging technology," he said. "It's been overhyped, and now it's kind of sliding down that Gartner Trough of Disillusionment." Get the full story at Travel Weekly