It's kind of a matter of national pride, said Popp.

这是一种上升到民族骄傲的层面，波普说道。

But speaking via Skype from the Center for Security Studies in Zurich, senior researcher Roland Popp said the motivation goes only so far.

但苏黎世安全研究中心高级研究员罗兰·波普通过Skype表示这一动机仅此而已。