https://www.sciencenews.org/article/new-light-based-quantum-computer-jiuzhang-supremacy
about general AI what can be said is
either it exists but it's kept secret or it does not exist
You cannot know which alternative is true unless you built it yourself, or ypu are one yourself.
Joe Biden and Barack Obama, as well as the names George Bush, Mitt Romney, Bill Clinton, LBJ and many others are dropping LIKE A ROCK in historical significance. They are becoming footnotes and tarnished flim flam men in the eyes of American History.
The Federal Power grab is OVER. God Bless America