4 ms·they bought DCLK for other stuff, this came with it.by mh- 14y agothey bought DCLK for other stuff, this came with it.narad 14y agoDoubleClick Performics was rebranded as GAN. They did not improve the system after buying. http://en.wikipedia.org/wiki/Performics http://en.wikipedia.org/wiki/Performicsmh- 14y agoagreed