I just went through this rather interesting Indian Express interview with Murli Manohar Joshi .. READ
Also this one, a counter point of view from Talveen Singh .. Read
There is however still time , God knows if the American President can convince the Democrat majority congress that too in an election year and what changes would they want. If the deal sees daylight , my only fear would be at the political end. Will the jokers in UPA be able to deflect the heat from US in case of any posturing from India which the Americans find hostile, cause they have been lacking to even counter the ever belligerent Communists, who seem more in opposition than an ally.
Lastly i found Brahma Chellaneys comments detailed and rather interesting too.