https://www.phoronix.com/scan.php?page=news_item&px=Entangle-3.0-DSLR-Camera-Linux
https://www.phoronix.com/scan.php?page=news_item&px=MTEzOTM
https://entangle-photo.org/
http://www.gphoto.org/doc/remote
http://www.gphoto.org/doc/manual/
https://entangle-photo.org/manual/