OS X Yosemite: Apple's biggest Mac redesign in years

[richorlin]

what4 wrote:
The flattening of icons and adding of transparency reduces the number and intensity of visual cues we have to decipher an image. Again, this is hard on us older folks.

In IOS, under "accessability" you have the option of making text larger and bold. You will probably have the same option in Yosemite. Currently, in Mavericks, you can change the contrast