most likely has a screw or two loose.
No doubt about it.
If you read his posts at WOL that becomes very clear.
There are a lot of worms out there that cause spoofed addresses also. Those usually have viruses in them.
Jeroen causes a lot of stuff, but I don’t think he generates all these worms.
Although he has that kind of personality, getting his kicks out of being able to annoy someone. Makes him feel powerful. Reminds me of someone else I know.