I guess you know software has “arrived” when it graduates to having a zine! 
As if you more validation than 6.8 million downloads in two months (Gimp 2.0).
A very high end graphics tool, mastery of which will serve you well.
Or so I am told. I can open/close and dabble a bit.
Time to change that and this may be the right encouragement at the right time to make that happen.
Enjoy!
PS: Illustrations/images of topic maps welcome!