India, June 7 -- When the Central Board of Secondary Education reminded Class 12 students about the last day to apply for re-evaluation, the teenager whose blog had upended the board in the past few days had a request. "Can u please extend the deadline please because i was busy this week exposing you," Sarthak Sidhant wrote on X on Sunday, replying cheekily to the board's notice.

Cheeky replies appear to be his trademark online style, mixing them with anime references and one-liners, plus some serious inspiration from Urdu and Hindi poets not readily associated with his generation - Sahir Ludhianvi and Ramdhari Singh 'Dinkar'.

His joke at the CBSE's expense capped a week in which his blog probing the board's new on-screen marking (OSM) ...