NATO has warned that the West should step up preparations for the unexpected,including a war with Russia, as Moscow's full-scale invasion of Ukraine is nearing the two-year mark amid worries over possible political fatigue among some of Kyiv's Western allies.
You will understand that you are not the arbiter of what is or is not “dubious” surely ? And that what you deem “dubious” is, to less contrary people, self evident ?
Dubious means “suspect”, and what makes it “suspect” is the lack of any supporting argument. As a keen student of logic, I’m sure you must be familiar with this word and concept.