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Don't let that stop you from finishing things. You'll keep improving as long as you shoot for 'better' instead of 'perfect'.
I don't have that many RSOs because most things can be salvaged by...

The truth of the pudding is in eating it, not in talking about how good it could be.
You are 100% correct.

So far all you do is make people doubt what they are doing, even though there is nothing wrong with what they are doing.
You have 355 posts while claiming to learn, but you don't want to learn. You...

Which has nothing to do with anything.
If I make a razor with a hamon, is it a better razor? of if I make it from Damascus? or suminagashi? or tamahagane?
Nope.

Want to know why I use those?...

They don't. No worries.

Fighting through the resistance is indeed a good description. when I made O1 razors a long time ago, I had to fight the blade.
Just yesterday I made a couple of new chisels for hammering in my mark...

No the toughness doesn't add anything. Razors are not subject to shearing force, impact or load. For a fine edge you need a crystalline structure that is as even and fine grained as possible.
White...

Sharp and abrasion reistance are 2 different things though. The suminagashi steel I use has a white paper steel core. It takes an incredible edge. But so does my standard O2 (I actually don't like O1...

I'd stay away from 52100 if I were you. After heat treatment it is so very abrasion resistant that grinding it becomes a real drag.
If you don't have a good belt grinder with ceramic belts, 52100 is...

What's the reason for choosing A2?