Koray Caliskan

Dozens of times daily, access to your screen is auctioned to advertisers, sometimes by your own phone or laptop without your knowledge. In the background are huge, electricity-hungry, carbon-emitting systems that conduct roughly two trillion near-instantaneous, automated auctions every day. This book takes you into the heart of this mysterious world. It describes how Google built its astonishing global system...

The cryptocurrency world has transformed in a few short years from a niche subculture to a parallel economic universe, reaching a market capitalization of more than $2.5 trillion in 2021 before plummeting in 2022. For their advocates, cryptocurrencies represent a revolution of world-historical significance. To critics, crypto is more of a speculative tool than a true currency. How do tens...