Roman (the author) has published a preview of an enhanced version of braking system for Tu 47 (BS2), for those interested it's here:
http://uloz.to/xbWg1RxY/tu47011-bs2-test-rwp
(you don't need to be worried, that site is pretty safe, uloz.to is a well-known Czech download site; "uloz.to" basically means "save.it")
He's probably planning to update the coaches to include passengers, screenshots at the bottom of this page:
http://www.railsimulator.simtrains.eu/v ... 1&start=80
Additionally I found a nice Tu 47 cab ride video with EN comments (it is actually a whole set of videos from the JHMD narrow gauge route(s); Uzkorozchodna - which by the way means Narrow Gauged - while it is a fictional route, is definitely inspired by these routes:
https://www.youtube.com/watch?list=PLj8 ... 1421782837
Wishing a nice evening to everyone.