No, it’s because average, nice boys are rejected for not being top.
It’s because shidduchim nowadays is about getting a good “catch” not a soulmate.
It’s because people who don’t fit in are thrown out.
It’s because of all the technology.
It’s because no girl wants a working boy who can actually support her.
It’s because being honest makes people hate you.
It’s because divorce is actually the best solution in many cases, and previous generations only didn’t because they were pressured not to.
It’s because of all the chemicals.
Pick any of the above.