Web Part connections the easy way (sort of)

I'm working on some connected web parts on my latest project, and I was trying to find a good example on how to connect them in SharePoint 2007.  All the examples I found seemed overly complicated to just pass a value between two web parts.

I then stumbled on this article that describes the minimalist approach to connecting web parts, clean, simple and robust what more could you ask for?

Connecting Web Parts