Twitter buys VC-backed CardSpring

Twitter has acquired CardSpring, the latter confirmed in a post on its site. No financial terms were disclosed. Based in San Francisco, CardSpring is a payments infrastructure firm. CardSpring’s backers included Accel Partners, Greylock Partners, Morado Venture Partners, SV Angel, Data Collective, Felicis Ventures and the Webb Investment Network. To read the announcement , visit here.