When someone in US says good communication skills are important, they think it's racist.
I am from Pakistan. When I tell colleagues to master English, they think I am still mentally under British imperialism.
There is a huge trove of knowledge on the internet which you can only benefit from if you can read/write English.
It was only after I focused on my English that I was able to stay up to date with latest tech, prevent reinventing the wheels and get remote jobs. I could always feel that English gave me a superior advantage over my colleagues.