Big Tech earnings to test AI rally as resurgent Alphabet takes lead

By Aditya Soni Jan 27 (Reuters) - Microsoft and Meta will kick off Big Tech earnings this week under pressure to prove that their costly bets on artificial intelligence can power another year of strong growth as a resurgent Alphabet takes the lead in the high-stakes ​race. The companies, along with Amazon, are expected to lift their AI spending by 30% to more than $500 billion this year, an unprecedented outlay ‌that will sharpen investor scrutiny. Doubts have deepened whether Microsoft has squandered ...