Amazon makes shopping absurdly easy. A new FTC lawsuit asks whether it made competing for visibility unnecessarily expensive. My household is a power-user of Amazon. We love local businesses and shop close to home whenever it makes sense. But if the same mouthwash is a dollar cheaper delivered to my door than it is at the store across town, that choice doesn’t require a ton of thought. And Amazon has made the whole experience ridiculously good. Search. Click. And it… appears! Don’t like it?...