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And the Metro — like most public transit systems — is not exactly user-friendly. More than on past visits to D.C., for some reason, I struggled this time with unannounced schedule changes and incomprehensible ticket machines. (Maybe the Amazon Go and logistics teams could help to solve these problems.)

Analysts believe that Alexa’s skills will pay off for Amazon. A?recent analysts from RBC Capital Markets?estimated that sales of Alexa devices could hit billion by 2020, with another billion in annual revenue predicted to come from shopping done via the voice assistant.

Ando, 77, winner of the 1995 Pritzker Prize, often called the "Nobel of architecture", employs his other signature style elements in Light Space, including the use of raw concrete and egg-shaped structures.

An underwater grid project consisting of four 500-kilovolt alternating current submarine cables linking Hainan island and the mainland's other regions is set to undergo tests by the end of May as the island further diversifies its power transmission infrastructure.

And by WeWork: Seattle, you’re adapting – your office should too. Whether you’re looking for the flexibility to work on your terms or spaces designed for collaboration with enhanced safety protocols, WeWork has reimaged the office so that you can move your business forward – that’s how tomorrow works. Introducing WeWork All Access: 1-month free trial for new members. Terms apply.