Not only will the progs read the CRU emails, most people haven't heard about or read the software files that were also released at the same time. Everyone should read the HARRYREADME File.
It is one of the developers talking about how embarrassingly shoddy the software coding is that is being utilized in these models. He talks about the typical "fudge factor" that all the models use which is whatever arbitrary value for aerosols is used to cool down and "tune" the model results to where they are needed.
These charlatans are like slick used car salesmen who tell you how amazing their sleek shiny model sitting on the lot is. But Look under the hood and all you see is chicken wire and duct tape. No wonder they don't want you to look.