AKA lullabies for grown-ups. 1. Ólafur Arnalds’ “Þú Ert Jörðin.” Video available at: http://youtube.com/watch?v=kOOT2o21ADI. Via youtube.com Icelandic producer Ólafur Arnalds’ gorgeous instrumental “Þú Ert Jörðin” translated is ‘“You Are The Earth.” 2. Jon Hopkins’ “Small Memory.” Video available at: http://youtube.com/watch?v=0cVTciqYuPY. Via youtube.com Jon Hopkins is an electronica musician based in London, and his dreamy music…