Joe,

Everything has it's Time and it's Place.

The Concept is still being used in a variety of ways if you Google around a little on some related Keyword phrases...

But overall, I still think my Following comments/ideas on another topic...

Are Much Better... More Affordable...

Higher Success that you can Attach to Multiple Streams of income.

http://www.sowpub.com/forum/showthread.php?p=5747

Phil