New Delhi, Nov. 7 -- With Donald Trump's coercive policies brazenly trampling the interests of other countries, business leaders have begun to talk about harsh eventualities that once seemed very unlikely.

In a post on social media, industrialist Harsh Goenka had his followers imagine the consequences if the US President were to ban India from using Google, Instagram, Facebook or ChatGPT.

This is a hypothetical scenario, but a whimsical leader in the White House has made even tail risks worth examining. While Goenka wondered aloud if we had a Plan B, Zoho's Sridhar Vembu weighed in, noting that India's tech dependence went beyond that to operating systems and chips; he advocates a 10-year "National Mission for Tech Resilience."

To be s...