No one is switching over to them. They have been around forever. I own 3 60 1/2 Stanleys and a 60 1/2 Record. Love them all. I keep one in my pocket all the time when I working on something in the shop.Then Why doesn't everyone switch over them. Just a new thing that people are just now catching onto.
With the low angle, the iron slices thru the end grain fibers smoothly.
Handplanes are varied and many. There is no one "do it all plane", but a LA block is a very good place to start.:thumbsup: