What new companies? Google is a monopoly, along with most other major tech platforms. When a handful of corporations control entire market sectors and actively

What new companies? Google is a monopoly, along with most other major tech platforms. When a handful of corporations control entire market sectors and actively acquire or crush potential competitors, that's not free market competition, that's market consolidation that prevents the very disruption you're describing. The "creative destruction" of capitalism requires actual competition to exist, not just the theoretical possibility of it.