This paper focuses and OERs, while also ranging more widely to explore paradoxes in the idea and practices of “open.” On the one hand, the “open” movements make intellectual property freely accessible and reusable for all. On the other hand, this open-ness favours the Big Tech companies that base their search and artificial intelligence businesses on open content. When content is not open, they treat it is if it were, copying copyrighted material without permission. The paper explores the consequences of these developments for the economics of educational content development, contrasting such practices with traditional publishing models.