Earlier quoted context omitted.
I think the important part of the parent post is "It's a stretch to call something opt-in when it's unavoidable in modern life."
Credit cards --- bona fide, revolving-credit credit cards --- are so completely avoidable in modern life that I'm a little mystified as to why people get them at all. I couldn't for most of my adult life (weak credit score) and feel like I've dodged a bullet. I have a (secured) card with a low limit now, just to rent cars, but it's gotten a lot easier to rent cars with debit cards now, too. Heading off a routine obje…
There are also people who are below the income line of paycheck-to-paycheck, people with addictions, people who have jobs or lives with risk of injury and thus medical bills or unpaid leave for recovery, people who have a big family with needs they have to pay or travel for... and I feel people can use CCs because rich people culture pressures them to cling to things and the idea of being "successful" to attract peers and love interests... but that's just my subjective analysis.