Quote Originally Posted by Honeybadger View Post
Read that this was a method of testing the smoothness/sharpness of the blade, to just wet your thumnail and lightly drag it across, to feel for uneven-ness.

Is this incorrect?
As has been explained this is a test used at bevel setting stage only. It is damaging to a shave ready razor.
You need to get your razors re-honed & then focus on your stropping & shaving.