The loser edit, with all its savage cuts, is confirmation that you exist. The winner edit, even in its artifice, is a gesture toward optimism, the expectation of rewards waiting for that better self. Whenever he or she shows up.
Take the footage you need. Burn the rest.
I don’t know the name of my favorite novelist of all time, because they never wrote anything. They had no inkling they had a knack for writing, so instead channeled that talent into being really nice to family, friends and strangers. It seems like a better way to spend one’s time, and a higher art.