As tech giants end the year by cozying up to Donald Trump, and TikTok faces the possibility of demise - 2024's biggest tech stories expose growing power alliances and global rivals in our digital and geopolitical landscapes. Tech journalists Louise Matsakis, Paris Marx and Nitasha Tiku join Piya Chattopadhyay to explore how the year's top tech developments are transforming relationships between Silicon Valley, elected officials and society.