ROTFL, I started with bryce 2, that was a long time ago......

I think post work or not depends on two things mainly

a) whether you're any good at it (thinking Rochr here :) )
and 
b) if you animate, in which case post work is a bad idea.

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Toolset: Blender, GIMP, Indigo Render, LuxRender, TopMod, Knotplot, Ivy Gen, Plant Studio.