In the past, a twenty-something could exemplify le dernier cri without having to dispense with his bicycle gears, reflectors, and brakes. Worry not. An infinitely cooler trend – less prone to vehicular mishap – is doubtless on its way to erase fixed-gear bikes, or ‘fixies’, from the palimpsest that is sub-cultural fashion. HipsterMattic, blogger Matt Granfield’s amusing début memoir, records his entrée into the fickle world of sartorial politics, organic produce, and National Bike Polo Championships.