You only realistically need 0.7g per LBM ish but most round it up to 1g to be safe since the research is dodgy. Broscience is what gets 1g per lbs of body weight, I don't understand why fat would...
I usually buy "extra lean" ground beef at one store always counted it as 40 cals per ounce, bought some at a different store today and the nutrition label on the bottom (not sure how they calculated...
Texture, same reason I don't eat whole chicken breast, might be weird but I almost puke if I bite into something with a texture I dislike, learned to deal with it.
Oh, I eat tons of "non meat" protein sources, I eat eggs everyday and cheese is usually in most of my meals since I do hit a certain amount of fat in a day eggs, cheese and chocolate milk are staples...
