The 221 average watts is not that amazing. Heck I can do that. (unfortunately I also weigh a lot more than 65kg)
The 424 watts for the final climb (6.5 w/kg) is pretty friggin good, but not unprecedented.
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You could fall off a cliff and die.
You could get lost and die.
You could hit a tree and die.
OR YOU COULD STAY HOME AND FALL OFF THE COUCH AND DIE.