Close on the heels of Airtel launching a life-time prepaid card, Hutch today announced a life-time validity scheme for its prepaid subscribers at Rs 999."With the new Chalta Rahe recharge, Hutch prepaid users across the country can now go mobile for life by making a one-time payment of Rs 999", the company said in a statement today.In addition, they will also get full talk time for all subsequent recharges (net of applicable service tax), the statement added.The offering is available to existing and new subscribers. Those opting for the Chalta Rahe recharge will pay Rs 1.99/minute for all local calls and Rs 2.99/minute for all STD calls.