Nice alternative now that moz:lla have dropped RSS... ̶b̶u̶t̶ ̶d̶u̶d̶e̶,̶ ̶y̶a̶ ̶g̶o̶t̶t̶a̶ ̶a̶d̶d̶ ̶a̶ ̶'̶l̶i̶n̶k̶ ̶r̶e̶a̶d̶'̶ ̶i̶n̶d̶i̶c̶a̶t̶o̶r̶!̶
EDIT: v1.14 (20th Dec 2018)
Now with added... ✔Feed read indicator \o/