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So...your animated GIF signature.....is that a PHHT?

There is a version of that test, you know, that has already worked out the kinks - the in situ PHHT: it was discussed, in some detail I might...

The HHT is a relative test, not an absolute test IMO.

Try a test shave now that you know what is happening when you do the HHT on your hair. If it shaves well, then you know for next time that for...