The x86 protection model is notoriously complex, with four privilege rings, segmentation, paging, call gates, task switches, and virtual 8086 mode. What's interesting from a hardware perspective is how the 386 manages this complexity on a 275,000-transistor budget. The 386 employs a variety of techniques to implement protection: a dedicated PLA for protection checking, a hardware state machine for page table walks, segment and paging caches, and microcode for everything else.
Cologne-based Foodforecast, a startup using artificial intelligence to improve how food with short shelf lives is forecast and produced, has raised €8 million in a Series A funding round as it scales across Europe. The round was co-led by SHIFT Invest and the European Circular Bioeconomy Fund (ECBF), with participation from existing backers Future Food […]
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bank, and were likely to see replacement more often than back-office devices