Irresponsible usage as well. Those who used the script should really have at least eyeballed the source first.
[EDIT: This is HN. Surely I don't have to explain the pitfalls of downloading a Greasemonkey script and running it in your browser without checking what it does? It's even worse than uneducated users tricked into running malware since you're knowingly installing a script.]
True, I guess, but it seems a bit extreme to say that anyone downloading a Greasemonkey script should be examining the javascript inside it to figure out what it does. That's all I meant by my 'Wait, what' comment. Should've elaborated, then.
[EDIT: This is HN. Surely I don't have to explain the pitfalls of downloading a Greasemonkey script and running it in your browser without checking what it does? It's even worse than uneducated users tricked into running malware since you're knowingly installing a script.]