Proto-Elamite is the oldest known undeciphered writing system.

ENGADGET: Alt-week 27.10.12: ancient texts, super-Earths and special-ops mice

The exhibit makes its case by presenting a variety of innovations, including mass-produced goods and the first known system of writing.

WSJ: The Ur-Metropolis | Uruk | Pergamon Museum | By A.J. Goldmann

One of the biggest challenges was writing software to integrate ADS-B with an older, less sophisticated collision-avoidance system.

FORBES: Technology

From an Exchange facility front, before a share is traded it must go through a rule-writing process with the Securities and Exchange Commission, which lays out how the system works.

FORBES: Don't Be Afraid Of The Dark Pools

Some pay-day lenders reportedly threaten to use the criminal justice system to prosecute delinquent borrowers for writing bad cheques, a crime that carries a jail sentence in many states.

ECONOMIST: Consumer finance: Pay dirt | The