[Wikimedia-l] Who invoked "principle of least surprise" for the image filter?

[Anthony]

> I have never seen a "censorware" that works
> flawlessly (not even china can do this right). Either it allows to much
> (incomplete blacklist) or it is unnecessary limited (incomplete whitelist
> producing angry mob). Additionally it has to suite the view of the parents
> and match the age of the child. The only "software" which does this
> perfectly is the brain of the parents that tracks the actions of the child,
> stops them when necessary and gives useful advice (even better then Clippy).

What parent tracks every action of their child?  You seem to have a
very unrealistic picture of how parenting works.