viral scripts

how are the people on the imageboards so incredibly stupid that they actually fall for this shit?

1. Open this image. You will see a blank image or an error message.
2. Save it as 4chan.jse
3. Open the file you saved.
4. ???
5. Shit bricks.

FFFFFFFFFFFFFF
this seems to happen every second month or so, but they never learn

>>2
Thumbnails?
With Javascript?
Do you have the source?