it seems almost unthinkable, but the npm registry is having issues.
yup, having some database problems. working on getting back up. sorry.
— npm (@npmjs) January 23, 2014
that can happen?? so what do you do when the main npm registry goes down? it turns out there’s an EU mirror.
npm --registry http://registry.npmjs.eu/ install
worked for me in a pinch, i’ll have to remember that.