In English, distinguishing those two symbols has become an affectation. The straight "" style is all anyone actually types, and it’s unremarkable to see that style rendered or printed.

The length of a dash is even less important than that. Any style guide that’s insistent about it might as well demand you type movie names in a different font. Can it be done? Sure. Does it have semantic value? Maybe. But the only people who’d care also know how to pronounce LaTeX.

This is the language that abandoned an entire letter because it was hard to print.