When there is a sizeble majority of man that are virgins and the shame around that word dissappers, it won't be an insult, but a statistical fact and a blight to society that enabled millions of man to fall in the cracks of society and get to this place. The moment this word changes from an Insult, to a norm then society is really edging too collapse.
An Incel won't build society, he will either actively work to destroy it, or will just sit quietly and watch it born, with popcorn or whatever he has in hand. Or in worst case scenario when society taken too much from him decides for himself its a good time to "Exit".
An Incel won't work, or when he does he won't work hard or be creative.
Low birthrates, Chads harem won't contribute enough to the birthrates and birthrates will collapse worldwide, even 3rd world countries are getting infected wirh technology, internet and the degenracy that come from it. An Incel is autometically is out of the game, so he won't contribute to the birth rates, since women won't give him the time and place, and he won't be able to efford a femily, due to the high costs of exsisting in this clown society.
Japan and south korea are a good image of the future for Europe and the US, with a couple of caviats. Japan and south korea are a homogenus countries which will most likely die in a whimper if nothing changes.
While the US and Europe are mixed countries, where I believe soon enough there will be civil wars. Where the chads will fight against tyrones/Chaddams.