Liz Phair and Sleater-Kinney emerged from different corners of the '90s underground, making very different kinds of indie rock, with wildly different lyrical perspectives and priorities. Though they were mutual admirers and dealt with some of the same obstacles in a male-dominated music industry, their music didn't have that much in common beyond getting slotted into the same "women in rock" editorial packages. But decades later, they somehow make perfect sense together. Both acts have amassed legendary catalogs. Both faced some backlash at one point over their attempts to go pop. Both weathered those storms and continue to be revered as towering icons in their field. So it's only right that they're going on tour together. They're calling this exciting arrangement the Flannel And The Fury, which makes me wince. The routing will take Phair and S-K from West Coast to East this September.…