AI helped not only educational system but in all other aspects. As you said students don't need to go educational pursuit, that is true but the thing is students don't learn only academics by moving to educational pursuits also they learn social skills, manners and good habits. Of course, student can gain lot of knowledge by staying under floor but student can not learn manners,skills,habits by just simply staying inside home.
Perhaps, nowadays it is much more beneficial for everyone to stay indoors but for long run it is not.