Unfortunately it’s not quite as simple as just soldering on a four-wire USB cable. The modem relies on the 3.3V power from the Mini PCI-e slot instead of the 5V from USB. No problem ...

This showed that the Raspberry Pi would happily talk with a VL805-based USB 3.0 PCIe expansion card, as well as a Realtek RTL8111-based Ethernet card, but not a number of other PCIe cards.

There are many quality PCIe Wi-Fi cards on the market ... to pay for not worrying about whether you have enough USB ports for all your cables, peripherals, and gadgets ever again.

All Thunderbolt ports and cables since Thunderbolt 3 was launched ... support PCI Express 64 Gbps when PCIe is still optional for USB, and require high-wattage charging instead of making it ...