The 70-year-old shares traits of both utilitarian and prankster.

这位70岁的发明家集实用与搞怪于一身。

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The protocol can generate a new share for a new member when this member joins a threshold system. At the same time, the old members do not need to change their old shares.

当门限系统中加入新的成员时，协议可以为新成员产生新份额，同时旧的成员不需要改变他们自己的旧份额。

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It appeared to be another harrowing day for the 73-year-old investment bank, whose shares fell as much as 46% at one point during the trading session.

对于这家有着73年历史的投行而言，周四看来又是惨淡的一天，当日该股盘中跌幅一度高达46%。

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Old shares Eastman Kodak Co. will be canceled, which is typical in bankruptcy cases.

WSJ: Kodak to exit bankruptcy a different company

Or you hold very old shares?

FORBES: It Pays to Know Your Number

Keeping the old preferred shares in place gives any eventual buyer of Strategic the flexibility to make that call for itself.

WSJ: Hedge Fund Does the Math on Hotel Owner