by Sean Chang Agence France-Presse NEW TAIPEI CITY, Taiwan (AFP) — Dressed in military camouflage with an assault rifle at the ready, “Prof” Yeh peers from behind a vehicle in a parking lot outside Taipei, scanning his surroundings and waiting for a signal to advance. Yeh actually works in marketing, and his weapon is a replica — but he is spending the weekend attending an urban warfare workshop to prepare for what he sees as […]