langreiter.com plain, simple: 2007-04-25

LANGREITER.COM plain, simple

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2007-04-25

CREATED BY chris • LAST EDITED BY chris 6203 days AGO

Comparing some Big Numbers

Strictly for amusement only.

2007-04-25-numnum

Paul Buchheit: The secret to making things easy: avoid hard problems

If it weren't so easy to make easy problems hard, especially when you're at it full-time ...

2007-04-25-theProblemProblem

"How is a human going to be able to process that amount of information?"

5000 marketing messages per day in urban areas.

2007-04-25-dectx

"With the spread of computerized trading--electronic trading now makes up 60% to 70% of the daily volume on the NYSE and algorithmic trading close to half of that--the manic floor traders look to be headed the way of the exchange's in-house barber (long gone)."

"The fastest systems, running from traders' desks to exchange data centers, can execute transactions in a few milliseconds--so fast, in fact, that the physical distance between two computers processing a transaction can slow down how fast it happens."

"In the past, traders used consolidated feeds--market data updates such as those provided by Reuters and [create Thomson]. Distributing those feeds, however, could take up to 500 milliseconds, far too long for today's automated trading."

'"Our customers don't like variance."'