Oaktree co-chair Howard Marks says Big Tech’s $7 trillion AI spending plan is a number nobody can get their head around. Tim Knight believes the AI bubble may have just popped.

“A billion is a dollar a second for 31 years. A trillion is a dollar a second for 31,000 years”

“It really is, I think, in large part an arms race in AI”

“Can there be enough business and enough profit to produce an attractive return on a $7 trillion investment? I think the answer is who knows”

Marks says the firms able to spend a trillion are all racing to get there first, with collective AI spending pegged at $7 trillion between now and 2032 as $MSFT $GOOGL $META $AMZN keep raising capex When the most famous bubble-spotter on Wall Street says “who knows” about the return, that’s the whole debate in two words

via@BloombergTV

Oaktree co-chair Howard Marks says Big Tech's $7 trillion AI spending plan is a number nobody can get their head around

"A billion is a dollar a second for 31 years. A trillion is a dollar a second for 31,000 years"

"It really is, I think, in large part an arms race in AI"… pic.twitter.com/6JzfXyNjaD

— StockMarket.News (@_Investinq) November 2, 2026

Tim Knight believes the AI bubble may have just popped.

He also warns that most people trading today have never experienced a bear market… He's correct.

We've been in parabolic move since 2002, which had its vertical blow off top in 2026 https://t.co/CTrbUDDCOu pic.twitter.com/2PHc5OguHj

— Financelot (@FinanceLancelot) November 3, 2026