硅谷极客们转而将希望寄托在无线热点介入和“智能”手机上，但是更多的人仍然使用拨号上网并且只是用手机来打电话。
Valley geeks were already hopping onto Wi-Fi hotspots and playing with "smart" phones, but most people were still dialling up to connect to the Internet and using mobile phones only for talking.
对于大多数用户来说，O2能够提供最大的价值——虽然它提供的无线热点比较少，但是是更加名副其实的无限制无线上网。
O2, for most users, will provide the best value — with fewer hotspots but more genuinely unlimited Wi-Fi access to them.
片上网络拓扑结构是目前的一个研究热点，是研究其它片上网络问题的基础，对网络的性能、通信可靠性、硬件实现代价和复杂度都有重大影响。
NoC topology is currently a research focus. NoC topology has a significant impact on network performance, communication reliability, cost and complexity of hardware implementation.
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