Well, $3K is a lot of money, so I can understand wanting to be prudent.
All I'm saying is: Make your decision based on how well
currently-available cameras meet
your picture-taking wants and needs. If there's a camera available now that does what you want to do and with which you feel comfortable, go ahead and buy it. If not, keep your money in your pocket and wait until what you want becomes available.
Whether you decide to buy or not buy, though, base your decision ONLY on what works for you -- not on speciously-reasoned arguments or optimistic speculation.
Speaking of which, the discussion of possibly-coming-sometime-in-the-future-if-they-don't-go-broke-first digital RFs often sounds to me like this satirical news release from Britain's all-but-defunct MG Rover auto works, cribbed wholesale from viciously funny UK car website "Sniff Petrol":
Sources say the next part of the strategy is to issue really nice drawings of some cars. "People like really nice drawings of cars," our insider revealed. "And we are confident that we can deliver the really nice drawings that people want. Many have questioned our ability to make this work, but there is no question that we are committed to as many really nice drawings as the market demands. Meanwhile, we will also demonstrate our commitment to making up big numbers regarding the number of people we will re-employ. Whatever is required, we can make it up. If we are expected to claim that we will create 47 billion jobs, we have the capacity to make up that number". However, Longbridge spies say the most exciting aspect of Kerching's plan will come with a new building project. "We have already started construction," says our mole. "We are already putting together a massive pie, which will be located in the sky.
Search/replace this text, substitute "cameras" for "cars," and it all sounds very familiara...