Perhaps have some way for "emerge -up program" query a rsync server to see if a new version is avaliable, and if so, download it. Have it do the same for all dependancies. Some form of extensive load balancing will be required, such as using a round-robin DNS like it does now, but of course honoring anything in the GENTOO_MIRRORS variable. Reproducible: Always Steps to Reproduce:
*** This bug has been marked as a duplicate of 11567 ***