Only letters that are used more than 80% of the time are shown, and the rest of the keys are hidden to keep the user experience crisp, Mr. Ghassabian said. (The Z key is the least-frequently used, followed closely by the X key.) He says the system is up to three times faster than a traditional keyboard.

WSJ: The Future of Typing

But it turns out that, at least as frequently traders, used LIBOR-fixing for gain.

FORBES: Too Big To Indict, HSBC, Barclays and UBS Set Ugly Precedent