On 2012-09-09, at 14:14, Mariano Martinez Peck <marianopeck@gmail.com> wrote:

I think it has to do with the change in #readableFileNames

Indeed it metacello does this big mistake of gathering all the local gofer-references first. But that would mean on an empty package-cache it should load the same way, but even then it's still considerably slower in 2.0 There's also an additional overhead by the announcement system for recategorizing methods..