>A commenter mentioned [1] that major Russian apps now all ask for permission to read a unique device ID to deanonymize users.

To be fair it's not really limited to Russian apps. Many popular apps on play store have it as well:

https://play.google.com/store/apps/details?id=org.telegram.m...

https://play.google.com/store/apps/details?id=com.microsoft....

https://play.google.com/store/apps/details?id=com.pinterest&...