Just a few days ago Netflix was releasing his new film, Bird Box. A story starring Sandra Bullock that places us in a kind of world after the apocalypse in which a mother tries to save her children. The most striking point of the film is that they must be blindfolded (we’re not going to say why not to do spoiler). The fact is that this detail has generated an enormous controversy in social networks and even inspired a challenge that can become very dangerous. Let’s learn more about it.