What a difference ClearType makes! Windows does not turn this feature on by default, and I am not used to displays without this feature. While I am not a typographer, the difference is quite evident to me. Without ClearType:
With ClearType:
These two links explain a lot about why ClearType works and why it eases eye strain.
Anti-aliasing on OS X
ClearType on Windows
This is a case of physical ergonomics, but not about understanding arm length or knee flexibility. Instead, it’s about understanding how our eyes work and adapting systems to that fact.
