Just think of the signboards on highways which currently read Allahabad that'll need to be changed to #Prayagraj.
Allahabad is a part of a district called... You guessed it... Allahabad district. The paperwork changing required here will give babus nightmares.
You know what, politicians change names for earning brownie points. Roads, cities, airports whatever. Because they can.
But it doesn't take away from the fact that it might lead to some unnecessary admin expenses
Lost glory brought back, pronunciations corrected, sentiments satisfied, kalejas are all thanda!
So much fun this.