On one hand, sure it’s an easy substitution to make. On the other hand, who decides these things? How does this affect our company? Do people without hands actually care? It all adds up and it’s wearisome like PG says, all these rules and you just try to avoid stepping on one.
A quick search suggests this is a bit of a running meme used to discredit and poke fun at such trainings rather than something you’ve honestly experienced.