Welsh artist Michael Bosanko used colored torches and a digital camera with the shutter left open on a long exposure to create the beautiful "lightgraffiti" photos.
威尔士艺术家麦克博斯安可使用彩色电筒和一台数位相机，利用快门曝光创作了炫彩的“光涂鸦”照片。
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Light painting, also known as light drawing or lightgraffiti, can produce some truly stunning results but don't be fooled, it isn't as simple as just waving a little light in front of a lens.
"He's got good morals," conceded a graffiti artist called Monkey, while helping his friend scale a traffic light and drape a banner: it depicted a grim reaper clutching fistfuls of banknotes.