The A7RII is arguably a more versatile video camera than the A7SII, especially when you add a speed booster. I wouldn't count on it.
You mean step down?
How is this an "impressive upgrade"? Because they gave it a usable battery? I've been shooting stills and video with the A7RII for two years and there's nothing about this announcement that excites me. Hopefully they've improved the horrendous ergonomics.
This is what happens when you spend your sound budget on a cinema zoom lens.
This has been out for years:
Did a robot write this? If it was a Roomba, I'll cut it some slack, but otherwise...