Walden: With diversity a Grammy focus at last, will this be Kendrick Lamar’s year?

You wouldn’t look at Adele and automatically assume she’s a troublemaker — aside, perhaps, from her propensity to drop the occasional f-bomb on network television during awards acceptance speeches.Adele a rabble-rouser? [Bleep] that.And yet, the top categories at this year’s Grammy Awards have a decidedly different feel, and Adele is unquestionably the reason.Whether her 2017 sweep of Album of the Year, Record of the Year and Song of the Year at the expense of a criticall