That's Tog's point. It could have been designed to make it much easier and safer to use. The people who made it just didn't think those kinds of considerations were worth putting time into.

> Calling the company was of no help. The engineer who answered responded that nothing was wrong with the design of the switch that extremely careful operation would not overcome. He’d been using it for months with no problem.

How this analogizes to software is left as an exercise for the reader.