Best of 2021's new tools
The E-Cat: A retrofittable electric-powered wheelbarrow wheel
One of the skills that makes humans special is our ability to make and use tools. Core77 has cataloged some of the best ones introduced this year. They've sorted them into "eight categories of tools: Hand tools, power(ed) tools, multi-tools, specialty tools. And also tools for moving stuff around, tools for getting you up, down or around, fastening devices and shop fixtures." We can be so smart.
Article: Best of Cool Tools (and a few Goofy Ones) Spotted in 2021