[extropy-chat] rfid

[Eliezer S. Yudkowsky]

Mike Lorrey wrote:
> 
> Anyways, the market for RFIDs is significantly larger than 1 billion.
> The number space on the chips is designed to transmit, I believe, a 95
> digit serial number, which approximates the number of grains of sand on
> the planet.

There are not remotely near 10^95 grains of sand on the planet.  There 
are not even 2^96 grains of sand on the planet.  This entire planet, 
iron core and all, weighs only 10^27 grams.  There are not remotely near 
10^95 atoms in the Solar System.

-- 
Eliezer S. Yudkowsky                          http://singinst.org/
Research Fellow, Singularity Institute for Artificial Intelligence