Some years ago while replacing a hard drive, I had a motherboard fail from ESD (electrostatic discharge). Ever since then, I've used ESD wrist straps whenever I work on a computer and have never had ...
Many PC construction manuals advise the use of an anti-static wrist strap before you start assembling the PC. And an anti-static wrist strap is inexpensive and easy to use. But is it really necessary?