Semiconductors always go through boom and bust cycles - so say stock market analysts. But I'm not sure how long they typically are? (This is a boom not a bust for them)
For the AI industry it's once in a lifetime. For the RAM industry, apparently, it's typical and happens every ten years or so. You probably weren't alive for the last ones.
Prices and I mean the price tag will never come down again. That was an exception for technology and gadgets for a few decades but I'm not sure it will happen again.