Singer Sonu Nigam feels that nowadays everyone, irrespective of knowledge has an opinion on creating music which was not the case in the 1960s and 70s. The singer was interacting with the media along with music composer Shibani Kashyap, Shantanu Moitra, Leslie Lewis, Shamir Tandon, Sandesh Shandilya, Vivek Vasvani at RD Burman’s 79th birth anniversary celebrations on Monday.