Walter Kortschak, a 65-year-old billionaire, is a self-made investor who has made a fortune from 40 years of technology bets. He is confident in his formula for success, which he attributes to his ability to be patient and persistent. Kortschak's assets are now worth an estimated $1.6 billion, thanks to his tenure at growth equity firm Summit Partners and his persona...

The article highlights the potential of combining AI and blockchain to create a more transparent and trustworthy system. Space and Time, a startup backed by Microsoft, is building software to bring the immutability of blockchain to AI applications. This is a crucial step in verifying the accuracy of AI-generated data and ensuring that it is not tampered with. But wh...