There's a lot to be said for if it ain't broke don't fix it.
If you want to experiment with having a lower, more aero position, you can move one spacer at a time above the stem, and see how it works for you.
Or you can just bend your elbows a little more.
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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.