Block, Jack Dorsey's payments company, will cut 6,000 of its 10,000 workers as it embraces AI. CNBC's Steve Sedgwick says it's the biggest story of the week.

Block, Jack Dorsey's payments company, will cut 6,000 of its 10,000 workers as it embraces AI. CNBC's Steve Sedgwick says it's the biggest story of the week.

Shares in company increased over 20% as investors were encouraged by CEO’s assertion that cuts will drive profits

Economists question whether such moves signal a broader shift in the labor market or simply reflect company-specific adjustments.