Next update is called "Squeezer" makes your existing Lumia device even Thinner to match the 925 amazing aluminum alloy unibody experience.
Don't ask for HW keyboard, extended hardware features such as SD Card, IR, FMtx, Battery removable.
Thinner is what the market needs for certain and this trend will continue until somebody unintentionally rolls his joint with his mobile.

We don't need a built in SIP or Jabber client, that is so 2009.
And give us a camera that is just good enough, not the best.