Great results are always achieved by those who follow Gary's Xara Xone tutorial instructions. ;) I'm living proof of that.
You did a great job, Rik, and should be proud of your results. If I remember correctly, the hybrid tutorial was quite a bit more involved than the usual ones. I may be the only other one to ever complete that tutorial judging by the lacking number of posts in the original threads.
Here's the links to the two original hybrid stereogram threads started by Gary:
Nice, nice, very nice,
Harry