'Magic mushroom' drug may improve personality long-term

Submitted because of the interest expressed in this issue in other HN threads where I was only lurking. The one new study on the issue has been reported on before, with submission to HN,

http://news.ycombinator.com/item?id=2664252

but no discussion back then. It's interesting how successive rounds of press releases can bring the same single study back into the news cycle.