midterm elections are in 718 days. CABOOSE -- Fly by wire: It won't happen any time soon (or at all), but it sure would be awesome. Kolelinia, a "lab for alternative transportation," has a video outlining its new way to move around: Wires strung across cities and people with backpacks that snap onto the system and carry you to your destination on an urban zip line. "We drive vehicles that are about 20 times heavier than our bodies and build expensive roads with heavy materials," the video notes. Check it out: http://vimeo.com/9965279