"If SCO disappears tomorrow, the company can take satisfaction
in knowing it did one good thing for Linux before fading away: The
fear, uncertainty, and doubt stirred up over the provenance of
pieces of the Linux kernel's source code prompted Linux creator
Linus Torvalds to introduce the Developer's Certificate of Origin
(DCO), a means to ensure that accusations like those from SCO are
easier to refute in the future.
"The certificate is a fairly simple document in which a
developer submitting source code to the Linux kernel can assert he
or she either wrote the code personally, got the code from a source
that allows copying because it's licensed under an open source or
free software license, or got the code from someone willing to
assert either of the first two points..."
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