The invention of the PC market was filled with hustlers but that doesn't mean that the PC didn't match the hype.
The .com boom was filled with hustlers, but that doesn't mean that the Internet wasn't transformative.
Actual real world results... well the technology is already responsible for c40% of code on Github. Image recognition technologies are soaring and self driving feels within reach. Few people doubt that a real-world Jarvis will be in your home within 12 months. The turing test is smashed, and LLM's are already replacing live chat operatives. And this is just the start of the technology...