Meta Platforms has raised its annual capital spending forecast, doubling down on its decision to plough billions into artificial intelligence infrastructure even as it seeks to cut costs with planned layoffs.The Facebook-parent projects 2026 capital expenditure between $US125 billion and $US145 billion, compared with its prior forecast of $US115 billion to $US135 billion.Shares of the company fell around five per cent in extended trading.The company also warned that legal and regulatory blowback in the EU and the US "could significantly impact our business and financial results.""We continue to see scrutiny on youth-related issues and have additional trials scheduled for this…