Up until I read your comment, I never really made any association between my astigmatism and my discomfort with dark themes. Now it all makes sense. Also, since

Up until I read your comment, I never really made any association between my astigmatism and my discomfort with dark themes. Now it all makes sense. Also, since too much white was never a problem for me, my theme of choice in Emacs is Nano Light¹ and Solarized anywhere else. ¹ https://github.com/rougier/nano-theme https://github.com/rougier/nano-theme