'It's been 15 years since my first private album came out... I could never do another album as a self expression like 'Maa Tujhe Salaam' due to my film commitments and the journey of my life becoming unpredictable,' Rahman posted on his Facebook page.

'But, it's always been interesting and challenging... Is it time for another one?' he added.u00a0Rahman's 'Vande Mataram' is said to be one of the largest selling Indian non-film albums to date.u00a0The composer is known to have created lilting and memorable melodies for films like 'Roja', 'Dil Se...', 'Taal', 'Rang De Basanti', 'Guru' and 'Rockstar'. He won two Academy awards for his work in Danny Boyle's 'Slumdog Millionaire'.