Patch 1.5.4 is Now Live

StarCraft II: Wings of Liberty patch 1.5.4 is now live. This patch includes systems improvements and bug fixes.
Read the full patch notes below to learn about these changes.
Bug Fixes
- General
- Several improvements have been made to address an issue where players would load into a game slightly later than other players. Additional details regarding this are in this forum thread
- Fixed an issue that occasionally caused stuttering in the middle of a game.
- Fixed a rare issue that prevented players launching the patched client without an Internet connection from accessing features in Offline Mode.
- Fixed an issue preventing some custom minimap icons from displaying properly in Arcade games.
- Editor
- The trigger module should no longer stall for long periods of time when adding or removing actions.
- Races
- Protoss
- Structures built within the power field of a Pylon of an ally who disconnects should no longer remain powered when that Pylon is destroyed.
- Protoss
Wings of Liberty Situation Report – January 11 - by David Kim

I can't play vs A.I/Custom game/cooperaive or quick game (O_o) Holy S***!!!!
https://developers.google.com/speed/public-dns/docs/using
I'm unable to join a Quick Match or any online multiplayer since last 1.5.4 patch
Well, that's a mature way of getting their attention...
being affected. HD4000 series to be specific, my 4890, many others 4870
4850 etc etc etc. ON THE GOOD SIDE, AMD recently patched their drivers
to improve that frame lag issue they have had lately on some FPS games.
it was fine when i use it in Taiwan but now i cant even create a single player game VS AI