What does this have to do with the steam deck?
Where do you think all the supply that the Steam Deck was previously leveraging went?
The insides of the Steam Deck have a lot of the same bits and bobbins and thingamajigs that go inside AI data centers.
RAM is expensive and there is scarcity in getting a supply of it = all consumer electronics will cost more
PC hardware like the Steam Deck is more expensive due to demand from AI hype.