You unbox your new toy only to realize you can't connect it because the cafe you're sitting at is using a captive portal.
Gah! What to do… Shell into the device and use
You reach into your Tortuga carry-on bag, pull out your laptop and do the only sensible thing you can think of—spoof the device's MAC address.
Here's how to spoof the MAC address of an IoT device using macOS.