You're making the assumption JavaScript frameworks are iterating towards perfection when in reality it's just generational churn. We're still talking about most

You're making the assumption JavaScript frameworks are iterating towards perfection when in reality it's just generational churn. We're still talking about mostly trivial business form apps. Yet they need to be thrown away after 3-5 years because nobody can maintain them, and nobody wants to. Much better to lure young developers with "exciting" (immature) tech.