Bob Tregilus :tux:📷:copyleft:

Professional fine art photographer & art framer. All photos edited using Darktable on a Linux box & licensed Creative Commons BY-NC-SA 4.0. I do not use machine learning apps. Any composites will be clearly noted. Mostly following science, history, & photography toots. Formerly, I was a civil rights & energy policy troublemaker. Also, former netcast producer & host for the Plug In America Show, This Week in Energy, & an occasional show for Hacker Public Radio.