> A video can't do this. But perhaps 2 hours of video + 1 hour of interaction might be just as good as the 2 hours of lecture + 1 hour of interaction provided by the current system. If so we can cut our teaching expenses by 2/3.
Okay, but that doesn't improve education, it just makes it cheaper. It would certainly be a useful start; one could invest that money in hiring better-qualified teachers, or even a program where college students come in to do interactive tutoring.
> This is a big problem - the US spent $864B on government-sponsored education in 2009, more than it spent on the military.
How much of this is personnel and salary costs for teachers?
Okay, but that doesn't improve education, it just makes it cheaper. It would certainly be a useful start; one could invest that money in hiring better-qualified teachers, or even a program where college students come in to do interactive tutoring.
> This is a big problem - the US spent $864B on government-sponsored education in 2009, more than it spent on the military.
How much of this is personnel and salary costs for teachers?