Has Apple fixed the retina lag in Yosemite or is this a hardware issue?

[ttran88]

Has Apple fixed the retina lag in Yosemite or is this a hardware issue?
Are there any fixes besides decreasing the DPI using some of the programs out there such as switchRESX and Display Menu? Sorry if this is a repost... I've been out of the forum and wanted an up to date answer. Thanks!

 

[Cardsnk]

Sadly, not yet, well, most of the observation going on with the first release OS X 10.10. I also posted something like what you are observing:
https://forums.macrumors.com/threads/1818186/

 

[Freyqq]

Definitely software