I’ve heard stories of people paying for a calories calculator as a service, which means, they pay monthly for it.

Sooner your realize that making money has nothing to do with hard skills.

If one knows how to talk and fool people they can sell dry clay saying it’s coffee.

The problem lies on the ethical aspect of the thing, many companies are sustained on manipulating and fooling their customers that their product has any genuine value, and less aware people just buy.