A user (growupkids) from the industry posted on this below: https://news.ycombinator.com/item?id=8078076 https://news.ycombinator.com/item?id=8078076 >I work

A user (growupkids) from the industry posted on this below: https://news.ycombinator.com/item?id=8078076 https://news.ycombinator.com/item?id=8078076 >I work in commercial electrical power. No they don't. Because they aren't required to. It's all about costs. So unless it's about known risks (read PRA), no they don't protect against it. You need to spend money where the risks happen.