> It took us only a few weeks to write our home-brew analytics package. Unfortunately, there's no way to replicate what Google Analytics currently offers (for free!) within a couple of weeks (or even months). Not with big data sets. Yes, GA does enforce sampling if you don't pay for GA Premium, but the free edition is still one of hell of a deal (if you don't care about privacy). If you only use Google Analytics as a…
I suspect most of the people saying "you don't need Google Analytics! Do it yourself!" have never used GA for anything that meaningful. As you begin to really familiarize yourself with your website traffic and understand how to look at your clickstream data in a more investigative an analytical way, you'll start to see how nice GA is and how easy it is to answer your questions. You also underestimate how ubiquitous G…
GA has become very, very capable in the last five years or so. Combined with their current APIs, you can do pretty much anything you want.