SOON YOU WOULD BE FLOODED BY URDU AND BENGALI SPEAKING BANGLADESHIS. JUST WAIT TILL BANGLADESHIS ARE FINISHED WITH ASSAM. YOU THINK YOU ARE VERY ADVANCED, SO YOU BETTER LEARN URDU , ARABIC, AND ALSO BENGALI NOW ITSELF. IT WILL HELP YOU TAMILS IN FUTURE ... THEN YOUR KARUNA WILL NOT BE OF ANY HELP, SINCE IT WILL BE TOO LATE AND HE WOULD ALSO BE SORRY.