Last year the Dungeons & Dragons community imploded over a leaked draft of a licence change that suggested Wizards of the Coast was planning to restrict how the D&D rules could be used by anyone publishing third-party supplements, or separate games derived from D&D's 5th edition ruleset. At the peak of the outrage, Wizards of the Coast fully retreated from the proposed changes, and promised to make the base rules available under a Creative Commons licence.
In January, Wizards...