OpenAI CEO Sam Altman has had issues launching new ChatGPT features.Justin Sullivan via Getty ImagesChatGPT put OpenAI at the forefront of the drive to build human-like AI.But the momentum of that hugely impactful launch has been tough to maintain.The company has had PR setbacks and development snags."Try talking with it here," Sam Altman wrote on X, linking to an "early demo" of ChatGPT.He gave some thoughts on "language interfaces" and how people would soon "talk to the computer" with voice or text to get what they want, "for increasingly complex definitions of want!"That thread marked what turned out to be one of the most impact launches in Silicon Valley history.ChatGPT' prompted a surge of interest in generative AI.