I spent years working in ed-tech, at more than one company on this list, and know people at many others. There were two overarching lessons I took from my experience. The first is that a successful educational product needs to deeply and intimately understand pedagogy and materials -- teaching and learning techniques and how they vary between students, and what kinds of materials are suitable -- deeply , I mean like…
> You have to hire educational+domain experts. ... who are willing to attack their own profession.
The academic job market is absolutely brutal. Ever more administrators are being hired, and (in some disciplines anyway) fewer and fewer tenure-track professors.
As a result, there are tons of experts, with traditional academic training in spades, who are eager to work in their domain of expertise, and who might be well inclined to engage in some "disruption".