She fears for her son’s safety.

The phenomenon of baby duck syndrome is well known – it's what happens when users judge new and upcoming systems by comparing them with the first system they learned. This means that users generally prefer systems similar to those they learned on and dislike unfamiliar systems. […] This syndrome has substantial impact on user interface design. Developers must take into account previous user experiences to make users comfortable if they want these users to move or upgrade to their system. Baby duck syndrome can also make usability studies difficult as users familiar with a given system almost invariably describe deviations from it as confusing or problematic.

“… You know there are still programs out there to un-gay the gays!” Julian exploded.

I have always wondered why shoe salesmen think I can't tie my shoes by myself.