[constantcrying]

>And not only that, but I encounter colleagues conversing in Hindi, Russian, Hungarian, Polish, Greek etc. Any of those conversations is one I'm locked out of, and unable to contribute to.

I had that happen on occasion, every time it felt pretty exclusionary and somewhat rude, so I tried to always speak in english if that was the only common language among people tangentially involved in a conversation.

But even that is certainly not ideal, it has been pretty clear to me that, even though I have absolutely no problem speaking and understanding English, talking to a native speaker in my native language leads to much quicker and clearer communication.