It seems that people are still stumbling into the problem of finding ugly steps in their terrain, like so:
![Image](http://www.bundysoft.com/wiki/lib/exe/fetch.php?cache=&media=tutorials:terrain:step_artefacts:smooth_8bit.png)
To explain what causes these step artefacts, and what you can do to fix them, please see the tutorial on heightfield step artefacts.
If you have any further questions or comments, please feel free to reply to this thread.
Cheerio,
Aaron.