A shout out to some people who made my photography possible this, with special credit to folks who make, contribute to and deliver free, and open source, photography applications and learning content.
Tony and Chelsea Northrup
Mike Browne
Eric Kim
DigitalREV
Kaiman Wong
The developers at:
Darktable
GIMP
RawTherapee
Luminence HDR
Hugin Panorama
Ubuntu Studio
GalliumOS