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Now that the lake is really cold, keep in mind these tips on
survival. Remember that assisting in your own recovery becomes difficult very quickly
in cold water.
provides a lot of good reading. Some are obscure and technical, others are dated,
but you can also find some real gems in here.
flow around an airfoil
diagrams blow the old "brother particle" BS right out the window!
The bands are in color so you can see that the "brother particles" that
started out as brothers at the leading edge are way unrelated at the trailing edge.
The higher the angle of attack the less related they become!
game is all compass; the other stuff is done for you, you just decide when to tack.