固态硬盘控制芯片制造商群联电子日前给客户发信要求客户在下单购买产品时预付款或者缩短付款期限，原先提供的 3 个月或更久的账期无法再继续提供，因为上游也要求群联进行预付款。
Turn off the network, add a key to alice’s map, then turn the network back on. Finally, make a change to bob’s map. Since alice sees that the incoming state from bob is missing that key, she removes it from her own state — even though bob never knew about that key in the first place. Whoops!
。关于这个话题，体育直播提供了深入分析
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