> "when a package is changed, every package that depends on it must be rebuilt. This can significantly slow down the deployment of fixes in core packages such a

> "when a package is changed, every package that depends on it must be rebuilt. This can significantly slow down the deployment of fixes in core packages such as libc or Bash, since basically the whole distribution would need to be rebuilt." I'm just wondering, wouldn't it be possible to have an additional checksum for just the public API/ABI/headers of the package? Would this be enough to at least eliminate cascading rebuild for upgrades to shared libraries?