It’s a familiar arrival routine at the airport. Clear customs, pick up your luggage, then scour available telco booths for the best available data deals. Upon selecting a suitable data plan, a friendly salesperson will extricate your existing SIM card and swap in a local one. What if you didn’t need to fiddle and worry about safekeeping your existing SIM? What if you could perform this process by simply scanning a QR code? This is part of the embedded SIM or eSIM promise.