anyone done this train trip?

After inspection of this train by Russian vice-Primeminister Dmitry Rogozin and Chief Sanitary Doctor of Russian Federation- Gennady Onischenko in mid April 2013,
on the photo below - Dr. Onischenko with not so happy face in the kitchen of the restaurant-car of this train
http://supercoolpics.com/wp-content/uploads/2013/04/supercoolpics_04_15042013110934.jpg
who both after that inspection applied to Russian Government with suggestion to block running of this train forever, happened nothing serious and r/w connection between Dushanbe and Moscow was not cut.
But, in accordance with later news of CIS TV corporation MIR, Tajik R/W Authorities recently have seriously improved the train cars of this train and quality of on-board services.