Share and pre-authorize credit for someone else to use.
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Asking your co-worker if they could buy you lunch used to mean giving them some extra cash. Peer-to-peer payments are fine for friends, but AI-scale enterprises need a way to delegate payments to changing teams of workers.
A gig delivery drivers needs to pay for gas or EV charging. A rental car customer needs to pay for tolls and parking.
Each transaction is an opportunity for a new partnership.