Also, IRAs already exist. No reason for an employer to be in the middle.
[1] https://www.nerdwallet.com/article/investing/can-i-have-a-40....
A lack of sufficient opportunity for diversification isn't a problem with the fund, it's a problem with the (investment) market. Offer more opportunities for diversification and the problem resolves. Too bad the economic trend is to consolidate businesses instead of keeping them separate; too bad entrepreneurship is declining; too bad more and more new companies decide to stay private instead of aiming for an IPO.
Some investments will underperform, and some will overperform. All you should care about is keeping up with inflation, which it should since it is invested in a representative set of the businesses that make up the market.
Very annoying for the layperson that dividend returns are often much harder to find than stock value
Every 15 years some banks fail and we shake our heads. But by and large, investing in banks is probably one of the safest investments one can make, no?
It’s hard to tell if you’re just being ignorant or deliberately trying to spread FUD.