You install the server software on one PC, and the client on another, and you can now use the USB devices over a WAN or LAN, on the cheap.
“Hi, we found a nifty software called USB@nywhere that lets you share USB devices on the Internet. You basically only need to install ‘Device workstation’ on the PC with the USB devices you want to share, and ‘Remote workstation’ on the PCs where you want to access the remote USB hardware. Then you can start using the remote USB devices across the Internet or W/LAN. According to Intellidriver, you can find the USB devices in Device manager; supposedly, the company did a good job emulating the USB stack.”

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