do you know if work is being done to implement C# language bindings? Or if that is even possible?
BDK YouTube just posted its most recent video for "Tech Talks", check all of them out from Q2:
https://www.youtube.com/@bitcoindevkit
1 - Language Bindings
2 - Silent Payments
3 - Transactions
4 - CLI
5 - Compact Block Filters
6 - Mobile
Discussion
BDK team uses the uniffi-rs framework for language bindings and there is a 3rd party plugin for uniffi that builds C# bindings. So in theory they could be built if anyone wants to give it a try.