when somebody is photographed at a street action, they're putting their friends and family at risks. everybody knows it. as you say, it's a general principle:

when somebody is photographed at a street action, they're putting their friends and family at risks. everybody knows it. as you say, it's a general principle: repressive regimes will target the friends and families of anybody who gets their attention sufficiently. but the risk profiles are very different: - go out in the street: risk getting killed, or bashed with a nightstick, or photographed (in which case you wind up on a list and they may target you, your friends, and your family - share a link on Facebook: risk winding up on a much much longer list (so they're less likely to have the resources to target everybody on it, let alone their friends and families)