With Skinman blogging about outsourcing (here, here, and here) along with Michael Miller blogging about the ease of leasing vs. buying, I had to jump in to say that the numbers show that their thinking is right on track. Using database driving financial modeling software, I modeled a small internet-based business doing their IT infrastructure in-house versus using SoftLayer to handle the infrastructure for them. The benefits of using SoftLayer are eye-popping.