True. This is what I feel. I personally feel
1. 12839 - HWH MAS SF MAIL that is arriving MAS at 03:30 am should leave as MAS HWH SF MAIL at 07:00 AM instead of leaving as coromandal - Stoppage should be similar to present HWH mail same and make all stops in AP (cause HWH mail has lot of stops in AP and coastal Andhra) in that case its been utilized by passenger to arrive HWH at 09:15 AM (with little speed up)
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2. 12841 - HWH MAS coro arriving at chennai evening should leave as Coro from MAS at night around 18:45 PM and covers AP at night (cause its already has less stop at AP area) and cover Orissa at morning time to reach HWH at 21:00 PM