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...An alliance of tech companies led by Facebook proposed to launch a product it hoped would profoundly change the world....
...“No one is safe until everyone is safe,” says Seth Berkley, chief executive of Gavi, the UN-backed vaccines alliance....
...Q3 — (X1, Y1), (X2, Y2), . . ., (Xn, Yn) are n ordered points in the Cartesian plane that are successive vertices of a non-intersecting closed polygon. a....
...Last month also saw a new advertising alliance between Google and eBay....
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