As a Russian I'm glad to hear this :)
What's funny is that we usually do not notice its beauty because we got used to it.
And I don't travel a lot so I cannot compare.
BUT
In the past years we indeed got wi-fi, air conditioning and stuff. Some of trains are colored in thematic things, like:
https://www.google.com/search?q=%D1%82%D0%B5%D0%BC%D0%B0%D1%...
Check it out, they look really great!