16+ hour, 32+ min ago  (266+ words) | Z100 Portland | Portland Local News'Z100 Portland The Portland Bureau of Transportation (PBOT) invites the public to celebrate the 10th birthday of BIKETOWN, Portland's beloved bike-share system known for its ubiquitous electric-assist bikes. BIKETOWN was launched on July 19, 2016. To commemorate 10 years of bike-share…...