A Convexed Edge for Christmas

Physics aside, you are correct to say that the technique for convex edges makes it easier for a beginner attain a sharp edge. Not only does it help minimize the bur, but you also do not have to be as concerned about angles (though maintaining about a 16-18ish angle and knowing to not using much pressure does help).

It certainly is easier just to "eye-ball" it this way. My main technique is to hold the edge as if I were "trying to shave the grit off the sandpaper," as one instruction source put it. No machines, no holders, no mathematics, just your eyes, and your fingers.
 
Another reason that a convex edge makes for good chopping is that it splits the wood like an axe.....it doesn't get stuck as easily as a flat or concave grind. It batons well, also.

Kev
 
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