10 forgotten wonders of 1980s homes

Jon Elson elson at pico-systems.com
Fri Jan 1 15:56:03 CST 2016

On 01/01/2016 01:52 PM, Chuck Guzis wrote:
>   I'm amazed that "caller ID" costs CL anything, but it's 
> one of the highest-priced add-ons.
It clearly costs them NOTHING!  It is software on the 
switch, and the hardware needed to support it is present on 
every subscriber line.  They charge for it because people 
are willing to pay for it.


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