New Delhi, June 3 -- Three hundred thousand. That's how many Microsoft Copilot subscriptions TCS, Infosys and Wipro now collectively hold, double what they had just six months ago. For firms that together employ over a million people and pulled in $60 billion in revenue last year, that's a statement.

Roughly one in four engineers at these firms now has an AI co-worker at their desk, helping write code faster, summarise reports quicker, and handle the repetitive grunt work that once filled entire workdays. Productivity gains are real, but so are the harder questions.

TCS shed over 23,000 employees last year in its steepest headcount decline ever. Brokerages like Jefferies and Kotak already expect AI to eat into near-term revenues. Is Cop...