[dragonwriter]

> a bit harder than just having the filters.

But, given that kids that don't conform to gender stereotypes of interests exist, probably infinitely more useful.

Heck, even for kids that conform to gender stereotypes to the extent that all of their interests are within the scope expected for their gender, its still vastly more useful to get direct information from them or their parents about their interests, because its very rare that any kid's interests will be cover all of what is within the gender stereotype even if it is contained within the gender stereotype.