Made with the same params as "rising cog". Thanks to John over at the fracfan forum for the inspiration.
![](https://www.dzeni.complus.co.nz/wp-content/uploads/2007/12/Blue2BSpiral2BCog-1.jpg)
Today’s Gratitude Item: A new Sudoku book. It cost $2 for 126 puzzles and has relatively good quality paper – important for when you need to erase errors.
Wow, another cool Dzeni creation. The ‘blues’ work so well here, and the design is hypnotizing.