Asian investors battled Wednesday to kickstart a recovery in equities following the latest stagger across world markets that has been caused by worries over an AI-fuelled bubble and uncertainty over US interest rates.

Stocks have endured a tough November as speculation has grown that the tech-led rally this year may have gone too far, and valuations have become frothy enough to warrant a stiff correction.

With the Magnificent Seven, including Amazon, Meta, Alphabet and Apple, accounting for the majority of the rally to record highs for Wall Street's three main indexes, there are worries that any problems with them could have huge ripple effects on markets.

And so the spotlight Wednesday turns on the earnings report from the biggest of the bunch: chip giant Nvidia, which this month becam

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