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I sincerely doubt you are wrong, using a diamond grit hone to flatten it will put new grooves in the surface and as it worked for you, then great!

The problem with this is that it is...

Perhaps this will help clear things up a bit.

The Spyderco and similar ceramic hones are a single solid piece of ceramic material. Other hones such as the Shapton, Naniwa etc. are also called...