While Airtel has introduced 4G services, Reliance Jio's launch is round the corner. Vodafone is due to launch 4G services this month while Idea will introduce it in the first half of 2016.
You are young and healthy. You do not worry about the future. You like splurging and partying. You want to spend today than save for tomorrow. After all, who knows what future has in store for us. It's all fine until you realise one day that retirement is not far and you need to start saving for it.