The issue with the typos or grammatical errors aren't the typos per se - it's that it strongly implies that their claims of being "independent journalists" is misleading or dishonest. At which point, a critical reader might ask themselves 1) why are they being dishonest about their identity; and 2) what else might they be being dishonest about?

Obviously, none of this matters if you don't actually care about the contents of the work, only its political purpose (not even how effective it is at achieving that). But if you don't actually care about the contents of the work, why are you even discussing it?