I know it is much work for the team to fix everything. But i really hope this course will get some maintenance
It won't. All the maintainers are long gone and Duolingo doesn't care about the quality of their courses.
Suggested English translation: "He is a brave patient."
To the rest of you, please be brave and be patient. Help is on the way. Huy_Ngo doing the work of many, let us give him our full support.