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Ha! To quote Ollie North "I have no recollection of that" It was about 5 years ago.

If the warp is minor you can grind away till it's gone & you will have spine wear & an uneven looking bevel or you can follow the warp but will still have some wear to show for it.
I think warped...

You may have a razor that is not evenly ground on one side if your technique is not at fault.

Placing the razor on a flat surface & looking for daylight thru gaps in the contact areas will tell...