In Allen vs Unacademy, teachers make big bucks and founders cry betrayal

"If you want to survive here, get used to two things—dhakka and dhoka. We call it the D2 of Kota,” says Sameer Bansal. As the son of V.K. Bansal, who is credited with starting the IIT-JEE coaching industry in this Rajasthan city, Sameer has had a front-row seat to the ......