Both can be true. Educated, British retiree is one class of audience, who may need a different nuanced tactic (tech/ amazon/ gmail security like email with a p

Both can be true. Educated, British retiree is one class of audience, who may need a different nuanced tactic (tech/ amazon/ gmail security like email with a professional English call center that can engage them). The world is a big place. There are also other classes of audiences (where the engagement effort is much lower) and this purposeful spelling mistake does look like a good way to weed out some of them.