Thanks for your comment. I did some reading over the weekend.
There were so many types of licenses out there, and reading and
understanding all the details could be overwhelming. I read a bit
about GPL (GNU General Public License, read GPL wiki
http://en.wikipedia.org/wiki/GNU_General_Public_Licen
Just so you are aware: TUDBC is not published under any of GNU's
licenses. The website explains the terms and conditions, which are
pretty tight. It does say there are no plans to commercialize TUDBC,
but the terms are not at all comforting on that subject.
I don't recommend building software that