+1 for an interface setting switching between per-sec and per-min, but IMO keeping power as W rather than kJ/min makes more sense. Most of the reason I want per-min is to make the numbers more reasonably scaled (1-999) and more likely to terminate in a reasonable number of decimal places. The factor...

Fairly self-explanatory; placing a train in such a way that you connect the back to the front (e.g. by placing the wagon in the indicated location on the below screenshot) causes the game to hang. What did you do? I extended a train around a circular track and connected the two ends together. What h...