As long as the speech pattern matches, the defenses are down. Just look at the formulaic responses of Russian bots/trolls.

"As a [role,gender,national ] posting from [country, city]..

[I agree with parent] *2 sentences .

[Actual opinion\story to push]

[Reminder on connting nationality/location ] "Thats my two Eurocents on that, take it or leave it ."

Its hyper fake, formulaic responses topic tugboats, but people go and engage in good faith all the time .