Genetify doesn't have a statistically valid algorithm so no point looking at its source. Moreover, there are some basic optimization features already built into

Genetify doesn't have a statistically valid algorithm so no point looking at its source. Moreover, there are some basic optimization features already built into VWO: http://visualwebsiteoptimizer.com/split-testing-blog/why-ab-testing-is-truly-risk-free-even-when-every-lost-sale-matters/ http://visualwebsiteoptimizer.com/split-testing-blog/why-ab-... Third party cookies (via IFRAME) is a choice, it isn't enabled by default for all tests.