Has GNOME rejected Canonical help?

“Through the fall-out from the Unity decision, and now the
fall-out from the packaging of Banshee on Natty, I have repeatedly
read Canonical & Ubuntu people say “We offered our help to
GNOME, and they didn’t want it”.

“Exhibit #1:

“For starters, some people in the GNOME community moan about how
Ubuntu doesn’t pull its weight upstream.They then make it difficult
for Ubuntu-y folks to contribute things upstream.”

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