They are fully aware of the complexities because six million people in Inner Mongolia in China already use this script.
The current situation is this: "As of 2015 there are no fonts that successfully display all of Mongolian correctly when written in Unicode" [1], meaning that specialized software using Private Use Areas of Unicode are the only way to typeset it.
The current situation is this: "As of 2015 there are no fonts that successfully display all of Mongolian correctly when written in Unicode" [1], meaning that specialized software using Private Use Areas of Unicode are the only way to typeset it.
[1] https://en.wikipedia.org/wiki/Mongolian_script#Font_issues