Norma, Weatherby and Nosler brass are all marked "A-Square" because Art Alphin couldn't sit on his fingers during the SAAMI process to legitimize it.
I built one almost 20 years ago. Nice round. I find the 200 gr NBT, NAB and 210 NP ideal for it. My friend Dober has used his almost exclusively with the 200 NBT. Great elk bullet.
It's about the about the simplest cartridge to form from standard brass, and I think it's the best looking LA round ever.
However, I find no need for one for all the obvious reasons already stated.
Here's a nice article Finn Aagaard did on the round back in the day:
