US stocks surged as midterm election results reduced uncertainty, but chip stocks got hit hard on fears that new political control in key data center states will slow buildouts, while Taiwan's market and chip stocks tumbled in sympathy.

• Democrats gained ground in Texas and Georgia, major data center hubs, and local pushback against data center expansion is growing, so markets now expect building to slow down.
• Chip stocks dropped sharply on the news, and Taiwan's stock market fell over 600 points the next day, with memory chip makers getting hit especially hard.
• Software and cloud giants like Microsoft, Amazon, and Alphabet jumped instead, because slower hardware buildout could ease their heavy spending and cash flow pressure, letting them focus more on making money from AI products.
• Analysts note Democratic control of Congress doesn't necessarily kill AI growth, pointing to bipartisan support for chip manufacturing in the past, and say major tech policy rarely reverses quickly under divided government.
• Gold mining stocks jumped as investors expect the US budget deficit to stay high and the dollar to weaken, pushing money into safe-haven metals; Taiwan's dollar also weakened and the main Taiwan ETF fell below the symbolic 100 mark.

Outlook: Expect continued swings between hardware/chip stocks and software/cloud stocks as investors reassess how political changes affect data center spending, while gold-related assets could keep benefiting from safe-haven demand.