Originally Posted by
ace
I think that no prep, no lather shaving will tell you a lot about your blade. If you can get a good shave that way, then you're shaving with a truly shave ready edge. If showers, hot towels, lots of fluffy lather and pre-shave oils are required for a good shave, that brings the edge quality into question. If you want to know whether your edge is shave ready, then just shave with it. If it doesn't do the job with just water on the face, then you have to deal with the fact that all the prep and lather is just compensating for what the blade should be capable of by itself.