After spending over 15 years in the United States, Bengaluru-based couple Karthik and Aastha have returned to India, citing long green card wait times, H-1B visa uncertainty and growing opportunities in India’s startup ecosystem. After spending over 15 years in the United States, Bengaluru-based couple Karthik and Aastha have returned to India, citing long green card wait times, H-1B visa uncertainty and growing opportunities in India’s startup ecosystem.