Alternate Reality (Donot take it seriously)......It's another way of organizing 7-8 political entities
Main point is as said earlier, Looks more than economics is the biggest deciding factor in identity..and quite frankly there are many who think , any sort of unification will bring wide disparities in looks that is unsustainable in the long run.....There is natural logic behind the Indo-Pak division even without the Hinduism-Islam dichotomy
Ladakh----------------------------Independent like Bhutan
Bhutan---------------------------Independent as this reality
Indo-Aryan Land----------------North India,Bangladesh,Nepal,Pakistani Punjab,Sindh,Islamabad,Hazara,AK
North-West Belt country--------Balochistan,NWFP,FATA,Gilgit Baltistan
North-East Belt country---------Arunachal,Nagaland,Manipur,Mizoram,part Tripura,Bodo,Meghalaya,Chittagong Hill tract and Port (cannot be landlocked)
Deccan Land--------------------South India but Goa stays in the North
Sri-Lanka-----------------------Stays Sri Lanka
Maldives------------------------stays Maldives
Nepal---------------------------merges with Indo-Aryan Land