Ah, I had no idea what you were talking about so I looked and found this:
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That's what you mean? One of my cats is very close to that ideal. He must be part Maine Coon or something because he's this big beautiful long haired bag of mush.
Ah, so 3.5 per human is ok? The problem is that they get expensive - not to feed really but just regular vet care and of couse when they get sick. I just spent over $2000 for one of the furballs.
But they do defend the house against water bugs.