Allegedly, women can be & have been attracted to men without wide shoulders - but there is one lone, single exception - you. No woman will ever want you & you will never experience love or sex unless you turn gay & are willing to be "on the receiving end" in gay oral & anal sex.
They help. But like anything else it's really a total package thing.
No never! Guys without wide shoulders?! Does such a thing even exist?! :P