Tone Madison is an independent website, podcast, email newsletter, and event series covering music and culture in Madison, Wisconsin. The Madison-based street artist reflects on confidence and making work from other people’s trash. (Header photo by Jess Haven.) If you frequent downtown or the near east side, you may have come to know the work of artist Liubóv Szwako, whether you realize it or not. The warmer months bring his expression to the forefront, in the most happenstance spots and unexpected moments of our daily hustle (or grind, whimsy, whatever), and Szwako creates a lot of his work on things everyone else discards. Perhaps you’ve noticed an old mattress given new life on its very temporary curb perch, soon after its owner decided it wasn’t worth hauling to the next dwelling across town (or beyond), or maybe a freshly cohabitating couple deemed it the loser in a duel of “whose-mattress-should-we-keep.” Szwako covers such castoffs in bright colors and quick, sharp geometric shapes or thick, bold, infinite loop-and-swerve line stories punctuated with unapologetic dots and fanciful lashes. Or, in your Instagram feed, maybe you caught a glimps...