[xubuntu] Would fresh install of nv be erased with a kernel upgrade?

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http://ubuntuforums.org – Folks: I'm re-posting his thread since the thread that contains a question similar to mine has been marked as solved. I just recently installed Xubuntu PPC on my iMac 800 G4 . . . got "sudo" back working last night, so I ran "sudo update/upgrade/dist-upgrade" . . . and the Console came back with one package to upgrade, but three "held back" . . . one of which was a new "linux-image" kernel. It was late so I "aborted" the mission, but a minute or so later "Software Update" flashed a notification that "7 upgrades are avai (Hardware)