if you love doing something, don't do too much of it.
i don't even remember where i first read that but it's been with me for a long time.
as others have mentioned, the author is experiencing a case of burnout. and i may add that the blogging and showing other people aspect has made it worse. to the point i felt the author was doing it for others first.
i have seen it over and over with many youtubers and other creators. but apparently blogging is not immune to it.