ELI's Malcolm Brown responds to comments from Tony Bates and Jon Dron about the recent article on the Next Generation Digital Learning Environment (NGDLE). Mostly, he defends the standards-based approach and Lego metaphor. "We're thinking about the technical and other standards needed to enable the NGDLE components to snap together. We are imagining a time when instead of adopting a platform, you have the opportunity to assemble your platform/environment, at least in part, by using components." I think it's important to understand the difference between standards (which are formally defined) and protocols (which are created through use and acceptance). The latter are inevitable; the former are unnecessary.
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