temny
It helped me a lot.
Killer feature of Rockbox for me is possibility to change playback speed while maintaining original pitch. As most audiobooks and podcasts I prefer to listen on 120-130% speed.
Robert M. Pirsig
Hardware architecture and hardware itself are the least changing parts related to software engineering. And as the result OS kernel level development and system programming don't require to relearn that often.
2) I try to notice the strain in eye muscles. As soon as I notice it I tend to relax and this seem to help.
3) I try to reduce load on eye muscles when possible. Like read less from small screen devices or use bigger font size when this doesn't affect usability.
Robert M. Pirsig: Zen and the Art of Motorcycle Maintenance
Robert M. Pirsig: Lila - An Inquiry Into Morals
Eliezer Yudkowsky: Harry Potter and the Methods of Rationality
I found that blocking all sources of light during sleep and using light to make it easier to wake up works best for me.
Correct link seems to be http://cliffc.org/blog/wp-content/uploads/2018/05/2018_AWarO...