Sony Japan issued the now standard statement about very high demand for the Sony FE 70-200mm f/2.8 GM OSS lens (SEL70200GM) and it will take them three months to catch up with production. Similar statements seem now to be a standard procedure also for Nikon and Fuji.
The Sony FE 70-200mm f/2.8 GM OSS lens was announced in February, 2016 and is already shipping in limited quantities. The lens is available for pre-order at B&H, Adorama and Foto Hans Keuzekamp.
Here is a quick size comparison of the new 70-200mm f/2.8 lens with the 85mm f/1.4 and 24-70mm f/2.8:
