James Crabtree is an associate professor in practice at the Lee Kuan Yew School of Public Policy at the National University of Singapore. He is author of "The Billionaire Raj."
The heads of the U.S. big four tech giants escaped their recent Capitol Hill grillings without lasting damage. Whether Apple, Amazon, Google and Facebook will be so lucky in future is less clear, given the likely arrival of President Joe Biden later this year, and near-unanimity among his Democrat colleagues that America's tech giants need to be brought to heel.