IFS officer Himanshu Tyagi, while sharing tips for candidates gearing up for the UPSC Prelims 2024, posted on X, "CSAT (Civil Services Aptitude Test) is new havoc now. Even IITians are failing in this paper. So, Take it seriously." He added, "Solve all CSAT PYQs twice. Go for the CSAT test series only if you are done with PYQs."