The majority of the article is describing how it is different from “try to” in its usage. In short it acts more like a single phrase than as a literal future infinitive.
There's no usage of try and where try to wouldn't fit perfectly well and mean exactly the same thing. It's a weird construct with weird restrictions on how it can be applied grammatically, but it's not different in usage.
There's no usage of try and where try to wouldn't fit perfectly well and mean exactly the same thing. It's a weird construct with weird restrictions on how it can be applied grammatically, but it's not different in usage.