Music Grammys 2012: Would a computer have picked Adele?

Grammys 2012: Adele won six awards at Sunday's Grammys. But Adel should have lost to Bruno Mars, according to a computer algorithm that predicts which songs will be hits and which will be flops.

Toru Hanai/Reuters/File

Why do artists like Adele and Kelly Clarkson always find themselves topping the charts – and winning Grammy Awards –  instead of bands like Mumford & Sons?