Joanna Rutkowska @rootkovska
Perhaps instead we could use a voluntary "decentralized" system like this: 1. I _feel_ healthy, I wear a green bracelet, 2. I _feel_ so-so, I remove the green bracelet (maybe put on yellow), I keep distance to others, walk alone in parks, etc, 3. I have symptoms, I stay at home. — PolitiTweet.org