I mean... of course it's not the future. It's the present. I have been seeing AI-generated posters and menus in real life on daily basis for about half a year. AI-upscale is completely normalized for average users. I don't know about other fields, but for graphic design we have well past this discussion.
Just like TikTok. The author doesn't think TikTok is inevitable, and I fully agree with them! But in our real timeline TikTok exists. So TikTok is, unquestionably, the present. Wide adoption of gen-AI is present.