So the official announcement has finally been made.
The Sony a850


with it also news of a new lens 28-75mm F2.8 SAM
finally sony has a fast zoom

Features

* Full-frame 24.6 effective megapixel Exmor™ CMOS sensor and dual BIONZ processors for detail-packed, low-noise images with high sensitivity up to ISO 6400 (with expanded ISO range)
* Bright optical glass pentaprism viewfinder with 98% coverage
* SteadyShot INSIDE™ offers up to 4.0 steps anti-shake performance with all lenses
* Photo quality (921k dot) 3.0-inch Xtra Fine LCD
* Fast, high-accuracy 9-point AF with 10 focus assist points

slower than the a900 and smaller viewfinder (98% instead of 100%)

but at 2000 USD for body, might just be the most affordable full frame camera (with 24.6 MP)