It means you can leave your wallet at home, no longer have a wallet (cash no longer status quo), or only have your ID with you (since loyalty cards are also in app on smartphone). Though even for ID I have an app.
You say first world problems, but OTOH when you go sport or in summer without many clothes the weight matters.
This al works great, until your battery is dead or your device is lost/stolen.
It means you can leave your wallet at home, no longer have a wallet (cash no longer status quo), or only have your ID with you (since loyalty cards are also in app on smartphone). Though even for ID I have an app.
You say first world problems, but OTOH when you go sport or in summer without many clothes the weight matters.
This al works great, until your battery is dead or your device is lost/stolen.
Two steps forward, one step back.