Simply put here are your rights:
1) Right to use the software
2) Right to backup the software
3) For software where code is visible or accessible you are allowed to make modifications. Please Note:
-- I will not provide support for any changes that I feel shouldn't have been made or don't make it into my main copy of the software.
You may not:
1) Make money off this addon in any way. That means those Adf.ly sites and others. I dont expext to make money but however I would expect you not try to make money off my work UNLESS its been made Open Source.
2) Take any of my work and call it your own. Whats mine is mine and yours yours. If I include anyone's work I will comment in the person in the code and add that persons name to the main software credits page.
if I stop updating the software and I cant maintain it I will convert the software to Open Source based on the software.
Also this license may change at any time. You will be able to find the most updated version at:
http://www.tpras.com/License.htm