Preorders:
Sony A7sIII in USA at Adorama ($200 off with lens), BHphoto, Amazon.
Sony A7sIII in EU at Fotokoch. Calumet DE. WexUK.
I don’t know how this happened but there are a ton of videos showing the A7sIII on youtube and facebook (see here, see here, see here, see here, and so forth).
Meantime I am working on the next rumor about the new Sigma FE fast prime lens ;)
Here is That1CameraGuy take on the leaked video:
