Though its solstice is still a few weeks off, summer unofficially kicked off this week as many Americans came to terms with June's arrival: "Whoa, so I guess summer's here, right?" But, aside from the definition of SPF, much was learned in these past five days, with lessons bestowed from Kurt Cobain's, ahem, most devout fans, Disturbed's surprisingly vast Orthodox Jew following, Stroke-gone-sol