This is called a "droud" or a "tasp," and it is a terrible idea. It's the perfect drug, and you'll lose all the things pain is there for, like protecting you f

This is called a "droud" or a "tasp," and it is a terrible idea. It's the perfect drug, and you'll lose all the things pain is there for, like protecting you from harm. Wireheads are aka Krokodil users. I'm not anti-drug, but some mechanisms are outside the human's capacity for self control, and pain remediation is one of those. Put it under someone else's control and you just put that person under someone else's control.