https://techcrunch.com/2018/10/08/facebooks-first-hardware-product/

Portal is not Facebook’s Echo Show. Call it a case of convergent evolution, wherein two companies arrived at similar looking products after approaching hardware from different angles. The problem Facebook sought to solve is one of face to face communication. It’s an attempt to remove the device from the act of video chatting.

That Facebook, Amazon and Google’s smart display partners all ended up at a similar place is no coincidence, of course. Like those smart displays, the home teleconferencing device is essentially a propped up tablet. With Portal, however, the system takes two distinct form factors.