Why don't they?
Because, what would be the point?
Spammers could easily just create another account. It would be too little deterrent for spammers.
To stop spam, something else, like having to manually approve posts would work. But that would increase the effort, and therefore, the required time mods have to invest to echojs.
chris-l 2158 days ago. link 2 points ▲ ▼