Does the AI still go crazy? The last time I played (~5 years ago iirc) it still did the trick of filling all possible space in an area with loops of train track

Does the AI still go crazy? The last time I played (~5 years ago iirc) it still did the trick of filling all possible space in an area with loops of train tracks (which are then impossible to shift later on unless you buy them out). Still my all-time favourite game though even despite that