Saying something like "Why can't you do/use X?" would be simple, direct, and assumes the person thought of it and that there is a reason that they "didn't just...".

I like how this links to the same site that the currently trending HN post "I was 7 words away from being spear-phished" involved :P

(note: no reason to believe THIS post is phishing, just funny to see the same url)

Doubly ironic since "Simple online game reduces susceptibility to disinformation" is exactly seven words long.

I thought the same since I read that right before!

glances at URL

eyes narrow

"Not this time..."

Really glad I'm not in Firefox right now.