When doing any sort of electronic assembly/disassembly, soldering, or even just tinkering and poking around, you really should work on a special grounded surface to prevent electrostatic discharge from zapping your components. This ESD mat from Bertech is such a mat — it makes a good …

A good exercise mat seems hard to find.

I wanted an exercise mat that was relatively portable and that would provide a stable exercise surface when exercising in various indoor locations, such as on wood flooring, carpet, or tile. Sometimes I do just body-weight exercises, sometimes I work with the …