At page 85, the what´s new PDF states, that the given features from 2018 PRO are now included in 2019 STD - I think, measuring, sectionview, markup is meant. Then, some new 2019 functions are listed: ambient occlusion, new icon for perspective view and some new file types, such as Acis, Parasolid, Edge, UG, JT. Now the 3 billion dollar question: which of these new functions are STD functions and which are PRO functions?