In Bangladesh, the course fee (roughly 15,000–25,000 BDT depending on the batch) is significant. For a student or a fresh graduate, that amount could be two months of rent. Consequently, many turn to Telegram channels, blog spots, or Google Drive links looking for a "free download."
Programming Hero is famous for offering full free access to students who cannot afford the fee but show talent.
Jhankar Mahbub is not a faceless corporation; he is an individual developer and author. By downloading the course illegally, you are essentially saying his 10+ years of hard work, his team's support, and the developer salaries are worth $0.