But with open-source software there was much less of a lock-in. There are no licence fees, and the file formats and data structures are open.
但安装开源软件就自由得多，无需付会员费，而且文件格式及数据结构都是公开的。
His father was a debt-collector who rounded up licence fees for the NHK television network, dragging his son along with him on Sundays as he called on households door-to-door.
天吾的父亲是NHK公司负责上门收费的收款员，周日的时候会拉着儿子跟他一起到各家各户去收电视有线费。
Mr Lindstrom says Friendster is considering its options, which could include sending out “cease and desist” orders to other social networks, or demanding that they pay licence fees.
林德斯特伦表示，Friendster正在考虑如何行使其权利，其中可能包括对其他社交网站发出“停止并终止”的命令，或要求它们缴纳专利费。
Mr Lindstrom says Friendster is considering its options, which could include sending out “cease and desist” orders to other social networks, or demanding that they pay licence fees.
林德斯特伦表示，Friendster正在考虑如何行使其权利，其中可能包括对其他社交网站发出“停止并终止”的命令，或要求它们缴纳专利费。
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