The Grammy nominations could embrace diversity. Expect lots of Ed Sheeran

The 59th Grammy Awards, held in February, ended with a surprise when Adele's "25" was named album of the year over Beyonce's "Lemonade."

Oh, that result was hardly unexpected: Embracing tradition at the expense of innovation is basically the Recording Academy's operating principle, so of course Adele's collection of finely crafted love songs beat Beyonce's daring meditation on black womanhood.

But Adele's acceptance speech - in which she said she couldn't