OK, but that still doesn't explain why "me too" food should outcompete ethnic/specialty/niche food when workers at both kinds of establishment (not to mention t

OK, but that still doesn't explain why "me too" food should outcompete ethnic/specialty/niche food when workers at both kinds of establishment (not to mention the establishments themselves) are paying the exact same rent. Perhaps when eating at a restaurant gets so expensive, people opt to trade off food quality rather than e.g. doing less of it in the first place, or whatever else.