Don't see anything new in the press release. Everything it states has been known for several years at least. Wish there was a link to the original study, but a

Don't see anything new in the press release. Everything it states has been known for several years at least. Wish there was a link to the original study, but all links are either advertisements or internal links. The harvard.edu on the bottom does no good. What is the point of such press releases?