Source: SB 2.1.1

Śrī Śukadeva Gosvāmī said: My dear King, your question is glorious because it is very beneficial to all kinds of people. The answer to this question is the prime subject matter for hearing, and it is approved by all transcendentalists.

Questions of Parikshit maharaja are described as loka-hitam or beneficial to everyone because:

1. Lord Sri Chaitanya Mahaprabhu said that the highest perfection of life is to achieve the transcendental loving service of Krishna. Questions and Answers about Krishna elevate one to that transcendental position that is why