The post, Reader and ARIA: A new way to read, explains how to set it up. But not before expressing their sentiments about the development and congratulations:

We on the Reader team are delighted to have a guest post today from Google usability expert T.V. Raman, who has announced on the Google Blog that Reader now supports ARIA-powered screenreading. Our thanks go out to T.V. and to Charles Chen, fellow Googler and creator of FireVox, for their work in enabling more people than ever to benefit from Reader. Here’s T.V.’s post on how to get started:[Source]

Check their post to view the instructions on how to use Aria.

One phrase sums it all up- It is improving.

Post from: EveryJoe

Google Reader now has Aria