As a user, a huge part of their value proposition is that they act as a private regulator, to good effect. It's the libertarian dream of paying companies to be

As a user, a huge part of their value proposition is that they act as a private regulator, to good effect. It's the libertarian dream of paying companies to be your private regulatory enforcement agency (see Friedman and others). Then they tax companies for access to their little haven of sanity. I'd prefer the government just regulate out all the plainly-bad behavior that goes on in the software industry, but lacking that... I prefer to retain this option. I wish their cut were lower but that they levy a "tax" makes a certain amount of sense, given the circumstances.