“My boyfriend and I landed in Washington, D.C. and went straight from the airport to a late-night dinner. When the bill came, I dug through the abyss of my backpack, fumbling for the smooth leather surface of my wallet. And l came up completely empty. My wallet was gone ...”. “I made it through airport security wallet-free, but I wouldn’t recommend it. It’s possible to fly domestically without identification, but the TSA recommends arriving early, as you’ll be subject to additional screening.”https://thewirecutter.com/blog/no-wallet-digital-payments/Sorry if this sounds dumb / irrelevant. But most of us who travel have had scary things like this happen.