Simple and beautiful on many levels. Also, train and cameras are closely synced with a max lag of 3-5 seconds, with the video trailing a bit. If you zoom out it

Simple and beautiful on many levels. Also, train and cameras are closely synced with a max lag of 3-5 seconds, with the video trailing a bit. If you zoom out it shows the entire earth map along with rain visualization; it could mean it has been built on top of a weather map. Very nice!