The 80286 introduced "Protected Mode" in 1982. It was not popular. The mode was difficult to use, lacked paging, and offered no way to return to real mode without a hardware reset. The 80386, arriving three years later, made protection usable -- adding paging, a flat 32-bit address space, per-page User/Supervisor control, and Virtual 8086 mode so that DOS programs could run inside a protected multitasking system. These features made possible Windows 3.0, OS/2, and early Linux.
also managing to not have much of a progeny due to General Electric's failure to
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提升开发式帮扶效能。发展帮扶产业和促进脱贫劳动力就业是持续巩固拓展脱贫攻坚成果的治本之策，在过渡期后还要持续抓牢抓好。我们将实施帮扶产业全链开发惠农增收工程，指导脱贫地区深入挖掘本地资源特色，做好“土特产”这篇大文章，走差异化发展路径，推动帮扶产业提质增效、可持续发展，带动脱贫群众稳定增收致富。千方百计拓宽脱贫劳动力就业渠道，提高就业稳定性和质量，促进勤劳致富。对于没有劳动能力的，重点落实综合性社会保障措施，保障其基本生活，兜牢民生底线。
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