"Another trillion dollars worth of companies is being built on Next.js, and these web apps are faster and more polished than what could have been built on Ruby

"Another trillion dollars worth of companies is being built on Next.js, and these web apps are faster and more polished than what could have been built on Ruby on Rails." This makes absolutely no sense. HTTP is HTTP. Maybe one framework makes something more convenient than the other, but more "polished"? What does that even mean and what exactly is Next.js enabling?