uses an IMX455 full frame sensor, gives you a reasonably hackable full frame camera (not that well supported, but there are grassroots libraries around) but it's $4000 because it's also a cooled camera.
If they had a version of it that's not cooled and just for normal photography for $1000 that'd be awesome.
So in the astrophotography world they exist. This for example:
https://astronomy-imaging-camera.com/product/asi6200mc-pro-c...
uses an IMX455 full frame sensor, gives you a reasonably hackable full frame camera (not that well supported, but there are grassroots libraries around) but it's $4000 because it's also a cooled camera.
If they had a version of it that's not cooled and just for normal photography for $1000 that'd be awesome.