It does make sense... at least as far as my (quite limited) knowledge of ML goes :-)

One of my always-backburnered thoughts was to build a neural-net-backed "observer" that would watch my browsing habits for a few months, noting things like how long I spend on a particular page, whether I follow links from it, etc., and from that be able to make predictions on stuff I might be interested in.

One of these days^H^H^H^Hyears....