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Most of an LMS is a solved problem you can rent. A buyer's view of when custom code is worth it, which standards keep you portable, and how to scope the part that is actually yours.

AI tutoring is one of the few AI applications with rigorous evidence behind it: a Harvard experiment and a World Bank pilot both found outsized learning gains. Here is what the research really says, what it costs, and what it takes for an edtech product team to ship a tutor that works.