Reprinted from TidBITS by permission; reuse governed by Creative Commons license BY-NC-ND 3.0. TidBITS has offered years of thoughtful commentary on Apple and Internet topics. For free email subscriptions and access to the entire TidBITS archive, visit http://www.tidbits.com/ ReadKit 2.3.1 Agen G. N. Schmitz Webin has released [1]ReadKit 2.3.1, a maintenance release with a number of fixes that also improves sync speed and overall performance. The RSS client and read-later app adds image caching for RSS services, mark as read/shared options and tag completion for Pinboard and Delicious sharing, OPML export for RSS feeds, and a preference to preload original pages in the background. The update also fixes a bug with marking Feedly items as read, a problem with sharing an article's title on Twitter, Facebook, Messages, and Mail, a crash when adding new subscriptions on Mac OS X 10.7 Lion, display notifications in Notification Center, and several validation issues. Normally priced at $4.99, ReadKit is on sale for a limited time for $1.99 from the [2]Mac App Store. ($4.99 new, free update, 3.9 MB, [3]release notes) References 1. http://webinhq.com/apps/readkit/ 2. https://itunes.apple.com/us/app/readkit/id588726889?mt=12&at=10l5PW 3. http://webinhq.com/blog/its-all-about-performance/ .