DataSift Announces Mega-Round. Apple Buys Topsy for $200 Million.http://www.bothsidesofthetable.com/2013/12/03/datasift-announces-mega-round-apple-buys-topsy-for-200-million-heres-what-you-need-to-know/ by sgman • 13 years ago 2 0 13 years agoBObothsidesofthetable.com