"M.-A. Lemburg" firstname.lastname@example.org writes:
I don't think that porting to a new platform falls under this definition, a new encoding might (but then only if the encoding is so popular that people consider its absence a bug)
Here we go. If "many people consider absence of foo a bug" is enough to allow for a change, I can backport any change if I only find enough people to testify that absence of that change is a bug...