Facebook co-founder drops unprecedented cash to stop Trump

A new Democratic megadonor emerges from nowhere and Democrats worry he won’t stay engaged.

the party’s leading finance operatives struggled to control their excitement at the prospect of finally having an answer to Republicans’ Sheldon Adelson in the shape of a Silicon Valley titan like the ones Democrats have been chasing after for well over a decade.
.. So now, grateful but puzzled Democrats in Washington and Silicon Valley are wondering, does Moskovitz’s move herald the dawning of the new age of tech money that they’ve been pursuing? Or is his unparalleled cash infusion a non-replicable, one-off response to Donald Trump?