I bought my iMac in March 2020… since then it’s been powered down maybe half a dozen times (a couple of those were power cuts) and rebooted (outside of macOS updates) maybe ten times.
It just sits there reliably doing its thing and sucks little juice in power saving so 🤷🏻♂️
It cannot - more and more content is coming from AI so they are just “relearning” what one of the AI platforms has already produced… the endgame of that is convergence on nothing new being produced from AI