More or less this TT works like a reverse Geetanjali TT with speedup at Destination.
I feel though the timing has been revised to accomodate freight corridors, with 130 MPS in hand for 515 kms , it can easily be departed at 06:30 hours keeping arrival at Pune Intact at 09:40 hours.
As...
more... you said, yes passengers will be least bothered in availing suburban services when it comes to catch premier trains like Duronto. They will prefer Cab. But then since Kolkata Metro is also being owned by IR, they can coordinate themselves to start a few early morning metro services to Howrah once that Howrah Sealdah Metro Corridor gets operational.