While I ' m sure that has something to do with it . The iPhone and Android simply can ' t run the traditional console and PC games due to lack of power . Do they run the engine , sure . But the the combination of the full game just isn ' t there . Now , may it be as powerful as something like the xbone ? Maybe , but I wouldn ' t hold my breath on a $ 250 portable playing FF 7 remake , Red Dead 3 , or even Battlefield 1 . <| sep |> Yea , after the matchrace etc seems to be common . Was this a ' media ' hand shake or just before they were getting into their cars ? <| sep |> The layer preview suggestion is good . It might just be that you don ' t have enough perimeters wall thickness in Cura to avoid gaps on sloped surfaces or it could be that you ' ve got a small are that the slicer thinks is too small to bother filling . Have you checked it with something like netfabb that actually checks that your mesh is proper for 3 D Printing ? There are a number of defects that might look perfectly fine in some software , but cause a problem for printing .