What's the Future of Consumer Welfare?

In 19 77, there was a famous case involving sylvania television. Is sylvania allowed to charge a higher price for its televisions and to have better customer service, given that it's a pretty competitive industry? So if sylvania is selling something of value and consumers are willing to pay a higher price to get better customerService, that's not an anti trust problem. They're raising the price to provide better customer service for a better experience for consumers. And whether that's good or not, the consumers can decide. The consumer welfare test was, will this practice, which until now has been per se illegal under the interpretation of the anti trust statutes, does it plausibly