[ Thanks to Steven J.
Vaughan-Nichols for this link. ]
“Woodford has also found that although Ubuntu is source
compatible with Debian, it is becoming less and less binary
compatible with Debian. “This was not obvious over a year ago, but
it is very obvious now,” he said.“What all this means for users is that, “This new process will
allow us to have a major release that can be incrementally updated
for two years,” Woodford said.” “