Except that's just Moderna. And it's just a "pause." And they still recognize that mRNA vaccines are generally efficacious. But other than that, yes, similar.
The Danish government is mainly focusing on 50 and over, and not offering it to those under 50. (Those under 50 that interact with the elderly or are immunocompromised are still recommended to get it)
No; they recommended the Pfizer over the Moderna in that age group.
Your linked article is specifically against Modernas mRNA vaccine, mentioning Pfiser has fewer cardiac related side effects. OP is about any and all mRNA vaccines so abit different.