Spending on AI infrastructure is consuming almost all of the revenue Big Tech firms are bringing in.

The Google parent company plans to raise the funds by selling stock.

Google parent Alphabet said Monday it plans to sell $80 billion in stock to fund a major expansion of its artificial intelligence (AI) infrastructure.

One of largest equity fundraisings ever includes $10bn share sale to US investment group Berkshire Hathaway

Tens of billions is being pumped into investment in AI by some of the world's biggest tech firms, with Google's owner the latest to ramp-up spending

The AI boom may be disrupting trends that have been sources of market stability for years.

Spending on AI infrastructure is consuming almost all of the revenue Big Tech firms are bringing in.

Rush to be part of technology race in short term will jeopardise future investments into AI, say analysts