So, I gave one of those projects from Tutorial Twosday a try, and um, it didn't work out so well for me. This turns out that the project was a bit beyond my patience level, and my mock up looked really, really sad.
It's not a big deal. I go with the flow. Instead of sitting there, bashing my head in, trying to shape a tree out of wire, I combined three different projects I'd seen over the last few weeks to create something all my own.
In the end, this wire tree display (a fail on its own):