Where I live, "No Problem" is rapidly becoming a standard answer to many Вопросы and statements, including expressions of appreciation. For instance:
"Thank Ты so much for doing that!" "No problem!"
Why is this an issue of interest to Фаны of English? Because "no problem" is not an appropriate response. That is not to say that "no problem" is NEVER appropriate, just that its use is (and should be) pretty specific. "No problem" is ONLY an appropriate response in situations where a problem is explicit или implied. For instance, in the following interchange:
THIS IS VERY URGENT AND NOT A JOKE! ALSO DON'T GOOF OFF!!!!
I really mean it! What would Ты be able to do if SOPA/TPP censors the internet? What would Ты be able to do if Письмо fanfics and drawing fanarts become illegal? What would Ты do if it's illegal to do a cover of your Избранное song on YouTube? What would Ты do if downloading things from the internet (music, movies, TV episodes, etc) became illegal? What would Ты do if SOPA/TPP wins the war and takes away internet freedom? Net Neutrality is already dead so far, we can't risk the freedom of internet...