I thought about that point when constructing that list, but despite Twitter's small size as a business, it has outsized power in the media environment. For com

I thought about that point when constructing that list, but despite Twitter's small size as a business, it has outsized power in the media environment. For complementary reasons, I excluded Microsoft, despite its large size. I'm sure one could debate the exact composition of that list, but it's not too important to the larger point.