His large crew frequently caught the eye of sharp-eyed citizens. "As a result," says Hou, "we had a lot of footage that we couldn't use because a passerby would suddenly pop up in front of a camera to have a look around."
由於陣容龐大，拍攝時被眼尖民眾「發現」的機率也較高，「所以很多段影片都因『突然有個好奇身影在攝影機前東張西望』，而中途喊卡，無法使用！」