New Delhi, Sept. 20 -- US President Donald Trump has announced sweeping changes to the H-1B visa programme, a move that has sent shockwaves through Indian tech circles and sparked an avalanche of reactions online.

On Friday, Trump signed a proclamation titled "Restriction on entry of certain nonimmigrant workers", which makes it mandatory for companies to pay a hefty $100,000 per year for every H-1B visa holder they employ. The President argued that the visa system was being misused, calling it both an "economic" and a "national security" risk.

"The abuse of the H-1B programme is also a national security threat. Domestic law enforcement agencies have identified and investigated H-1B-reliant outsourcing companies for engaging in visa fra...