The front pocket bifold I carry has room for several hundred dollars in cash, and at least 8 credit card sized objects (and could easily hold 2 or 3x that if you didn't mind stacking the less frequently used ones, not counting my ID. How much are these people carrying?
People also probably used to be more fashion-conscious with having even relatively bulky bifold wallets in their front pockets. I carry basically a business card holder with significantly less on a day-to-day basis. Maybe $40 and likely about half a dozen credit card sized object things.
I carry a travel folder when I travel but my actual wallet is pretty minimalist. (Though just a phone wallet/pocket doesn't work for me. The Apple magnetic wallet I bought which I was also uncomfortable with depending on was 3 cards--no more, no less.
