I empathize with the OP, but I do not sympathize. This thread is Exhibit #1, front and center, of what has occurred in our society within my lifetime in some absolutely unachievable, as well as undesirable, trend toward achieving absolute safety.
As far as the specific example of the doors, they epitomize What Is New. Danger? Consider objectively other items, situations and facets of our lives that are inherently far more dangerous: a second or third floor window. A hot iron...cook range...bathtub. The tires of any vehicle. Its tailpipe. The road over there. And the list is endless.
The difference, of course, is that the doors and their hinge-interstices, are new. That is all. And to bring in one of my favorite observers and interpreters of the human condition, the late, great Terry Pratchett, here he is discussing a terrible new invention - the steam engine locomotive - in his fictitious Raising Steam.
(Lipwig): "They seem to be irresistibly drawn by the novelty of live steam and speed."
(Reporter): "And a very dangerous novelty, would you not say, Mister Lipwig?"
(L): "Well now, everything old was once new and until explored was unfamiliar and dangerous and then, as sure as night follows day they become just part of the scenery. Believe me, sir, that'll happen here with the railway, too..."