People ignore the fact that even with outsized influence, Reliance will be subject to market and other economic conditions that could result in a negative return on their investments. Mukesh Ambani's brother is almost bankrupt, and not for lack of trying to avoid that.

Mukesh Ambani is taking on seemingly unpalatable risks because he has nothing better to do with his money. He has a large amount of shareholder support and a huge base of users he can market Jio's products to. These users and the overall market will ultimately decide whether they want to use these products or not.