1,3 I rarely care about, and if 2 is a concern at such low shutter speeds, then break out the tripod, and exposure delay. I'll set mine for a second or two afte

1,3 I rarely care about, and if 2 is a concern at such low shutter speeds, then break out the tripod, and exposure delay. I'll set mine for a second or two after mirror up, and voila. Plus, you're going to need new lenses, or extensions to adapt your existing FX lenses to it. The sensor distance won't be correct otherwise. Of course, it will be fun to play with any new tech.