Why does the opinion that patents on software are wrong, never help anybody but patent trolls, and slow down progress not scale to larger companies? How could a

Why does the opinion that patents on software are wrong, never help anybody but patent trolls, and slow down progress not scale to larger companies? How could an opinion that's right for a person not possibly also be held by something larger? Empirically, almost no large software companies have ever used patents offensively. They have repeatedly spoken out against the very idea of patentability for software (and "business methods").