Atomic Action: Will 2018 Be the Year of the Cross-Blockchain Swap? ByRachel Rose O'LearyPRO INVESTOR Updated: 06 September 2021 DisclosureWe sometimes use affiliate links in our content, when clicking on those we might receive a commission – at no extra cost to you. By using this website you agree to our terms and conditions and privacy policy. Atomic swaps herald a way to greatly expand the capabilities of blockchain – but how soon will users be tapping the tech for trading?