I dont really think it is necessary , Every city has got its own cultural heritage and has been named so due to some reason. A place is going to be the same place either be it Lucknow or be it called as Lakshanpur .
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I don't think it is a good idea and how people are not against it is a bit surprising. It is a new trend in politics like Hyderabad to Bhagyanagar is another example which one politician said he will do. It is ridiculous to think that. Politics is going overboard.