http://online.wsj.com/article/SB10001424052748703594404575192330930646778.html?mod=WSJ_Tech_LEFTTopNews

The tablet, lauded by many as the next wave in education technology, is having difficulty being accepted at George Washington University and Princeton University because of network stability issues. Cornell University also says it is seeing connectivity problems with the device and is concerned about bandwidth overload

虽然我实在理解不了是个什么逻辑