$x4Pay 6ikxp2KnQcdCik8Aadi2ScE7qgH4j5C7BvSyA29Wpump 2.8m now dyor - x4Pay @x4PayCore is a payment system made for machines. dev is AbhinavBuilds.eth @AbhinavBuilds Imagine your coffee machine, bike lock, parking meter, vending machine, or EV charger could earn crypto. Just add an ESP32 chip — cheap, tiny, and everywhere — plus the x4Pay software library. Now your device can accept USDC payments and start working instantly over Bluetooth (BLE).