All over Hong Kong, a colorful form of peaceful protest has been blossoming. People have been writing their thoughts, demands and encouragement onto Post-it notes, and sticking them onto walls in public spaces, creating an eye-catching and instantly recognizable mosaic.
They've bloomed on walls of footbridges and pedestrian tunnels, and on the sides of government buildings and highway pillars, with some torn down as quickly as they flowered, and others having lasted since early June.
