On Monday, numerous well-liked Reddit communities, covering a wide range of topics such as Apple Inc, gaming, and music, prevented their users from accessing their content as a form of protest against the company’s intention to impose fees for accessing its data. Starting next month, third-party app developers who use Reddit’s massive databases will have to pay the price, and the changes could affect players everywhere — from deeper-pocketed companies like OpenAI to small developers. The Apollo app, popular among Redditors for its alternative interface to the official platform, has…