You can share a keyboard and mouse across multiple Windows and macOS computers, if you know the right tools to use.

You can use two Windows machines at once with a single keyboard and mouse without any special hardware. I had an extra laptop lying around that now connects with the same keyboard and mouse as my PC.

In the late 90s, our household computer mouse broke. Now, that might not sound like a big deal, but there was no such thing as a cheap mouse. No $5 Amazon special to tide us over. So I simply had to ...