From the tallest skyscraper in the City of Brotherly Love to Canadian tourism copywriting brilliance, here’s what you should know from our -ist cities: This week, Phillyist took a gleeful listen to the White Stripes’ exciting new release, watched in awe as their new tallest skyscraper was finally completed, found a cheaper way to get to Gothamist, invented a tasty new dessert, and brought back their Craigslist Round-Up feature with a bang. Bostonist watches…

The nicer the weather gets, the busier we get across the Ist-A-Verse. But we like being busy. Here’s a peek at what we’ve been up to since last week! Chicagoist had an interview with Audrey Niffenegger, whose popular book, The Time Traveler’s Wife, was based in their fine city. They also had a heated discussion about Rush Limbaugh’s controversial Barack Obama parody, talked about whether Uncle Julio’s Hacienda is a good place to get…