That's true. It's one of those phrases that, for example in an interview, an Indian might not be aware holds them back because of how jarring it sounds to the native speaker. My feeling is that while it's true it's effectively colloquial English in the subcontinent it's also appreciated if people understand rather than everyone being too polite to say anything and never coach the person. While I'm here I will admit I love you the words thrice and the needful
