Absolutely. But this is not a way in which pain is superior to a pop-up box. If the pop-up box that replaced intense pain had alarms and flashing lights attached, and the one for more minor pains did not, I would pay attention to the alarms and flashing lights.
Speaking in terms of real pop-up boxes, you might be surprised at how easy it is for people to ignore the content of even the most blaring, attention-grabbing error messages.
A typical computer user's reaction to a pop-up box is to immediately click whatever they think will make it go away, because a pop-up box is not a message to be understood but a distraction from what they're actually trying to accomplish. A more obnoxious pop-up box just increases the user's agitation to get rid of it.
As rationalists, we try hard to avoid falling into traps like these ...
This is our monthly thread for collecting these little gems and pearls of wisdom, rationality-related quotes you've seen recently, or had stored in your quotesfile for ages, and which might be handy to link to in one of our discussions.