To those who concern with Regression test project,
Ian Murdock of the Linux Foundation(former FSG) wrote
about Backward Compatibility on his Blog.
He stressed the importance of Backward Compatility.
Please see below.
As you know, Ian Murdock is a member of establishment of Debian Project,
and als established Progeny.
He is now working with the Linux Foundation and is leading the development work of LSB.
Hashimoto Hisashi at Hitachi.