Safe spaces are receiving a lot of discussion lately. Universities, for example, are encouraged to be, or to have, 'safe spaces' for students: places where students - particularly LGBT students - can feel safe from being persecuted, harassed, and so on.
However, 'safe spaces' are increasingly being a seen as a threat to free speech. For example, when Maryam Namazie, an ex-Muslim critic of Islam, spoke at Goldsmith's College University of London, her event was disrupted by some Muslim students who shouted 'Safe space!' - they believed that their University should protect them from such speech. Many, myself included, thought this was a ridiculous abuse of the concept of safe space.
Continues over at CFI blogs.