> At a minimum, we could compile the system-specific kernels (e.g. SHARK)
> with the CPU specific tuning options. This should be a simple "makeoptions"
> change to the config file.

Good idea. 

It could be something as simple as having several configuration files,
one for each typical machine, and then just overwrite the original
conf-file. Of coure there also have to be a README file there telling
people what to do.

Kim0