Mysuru: Kaustubh, an engineering student of the city, has made a mark with his new Kannada Rap song titled ‘Badalavane,’ which is setting a craze among the youth. Kaustubh, a final year Mechanical Engineering student at Vidyavardhaka College of Engineering in city, is the son of P.G. Raman and N. Bharathi, residents of Ramakrishnanagar. ‘Badalavane’…