I think that everybody that develop any kind of automatization changes the world. We should consider to do something good pro bono for others to recompense negative influence of our tools.
There are many of us, we have time and money to do so.
Q&A for professional and enthusiast programmers
Q&A for Ubuntu users and developers
Q&A for enthusiasts and power users of the Android operating system
Q&A for users of TeX, LaTeX, ConTeXt, and related typesetting systems
Q&A for computer enthusiasts and power users
Q&A for users of Linux, FreeBSD and other Un*x-like operating systems
Q&A for meta-discussion of the Stack Exchange family of Q&A websites
Q&A for professional programmers interested in conceptual questions about software development
Q&A for system and network administrators
Q&A for peer programmer code reviews