I once saw a Mongolian book (written in Cyrillic alphabet) and it was very jarring. It looked like half of the letters were Э (pronounced like a very deep Eh). It is a low frequency letter in Russian, mostly commonly seen in short words like это ("this") and virtually always at the front of a word. But there every word was long and liberally sprinkled with multiple Эs. Looked completely alien. In fact, looked like a…
> always at the front of a word. That's because е is usually used to represent the same sound if it's not in the beginning of the word. Russian could be much easier to read closer to proper for non-natives if only Russians would write э everywhere where it reads э. For example consider the word "энергия" (energy) - the first and the third letters sound the same in this word and the same they sound in English yet they…
Apparently, as recently as in the 1950s, both palatalized ("soft") and non-palatalized ("hard") /n/ in the second syllable of this word were recognized as variants of the normal pronunciation in Russian dictionaries.
This has and always will be the case with spelling vs pronunciation. Pronunciation tends to change much faster over time than does spelling.