Sadhguru: Fundamentally It is just one. Another just one is simply a matter of measurement. We estimated that if the homes are wherever concerning 2000-2500 sq. ft., the Bhairavi Yantra would do. For homes much larger than that, we claimed this isn't sufficient and we supplied the Avighna. Avighna also https://www.youtube.com/@Mahavidyabaglamukhi