Thinking about acquiring PDP stuff

[Fred Cisin]

>> I'm curious.. what do people do with these things?  I've seen videos
>> of some in large racks being used to play music, etc.  The rack ones
>> seem like a a pretty substantial investment in space for something
>> that doesnt (or does it?) have much practical use today.
> Are you sure you are on the right mailing list?
> Anyway, here is someone controling his christmas lights:
> https://www.youtube.com/watch?v=B1MDYYvw0cY

On Wed, 30 Nov 2016, Brad H wrote:
> Haha.  I don't know if I'd call using all that iron to run Christmas lights
> 'practical', though it is very cool.

Have you ever seen a Christmas lights system that was any more "practical" 
than that?


How do we define "hobby"?