@codeHaiku take a look at https://www.openttd.org/ and say goodbye to hours...
@codeHaiku it's fantastic. It can be as simple or complex as you want it to be. One of the first games I bought back in 1994/5 when it was released.
Ah, the days when games used to be games. Not some achievement infested e-peen waving competition.
@gray OMG, this looks amazing. I think my free time may be booked now!