The latest beta patch for Starcraft 2 has been uploaded and the new balance tweaks are already making an impact. Amongst other things, there have been changes to costs as well as the desync issue seems to have been resolved. But just see below for the complete list of patch changes.
Blizzard wrote:
Balance Changes* TERRAN
o Banshee
+ The health has been increased from 130 to 140.
o Missile Turret
+ The damage has been changed from 7+7 armored to 12.
o Thor
+ Anti-Air damage has been decreased from 10+6 light to 8+4 light.
+ Anti-Air attack now deals splash damage in a 0.5 radius.* PROTOSS
o High Templar
+ The Psi Storm radius has been decreased from 2 to 1.5.
o Photon Cannon
+ Life and Shield values have been increased from 125/125 to 150/150.
* ZERG
o Broodlord
+ Damage has been decreased from 25 to 20.
o Roach
+ Organic Carapace no longer grants bonus regeneration to unburrowed roaches.
o Spine Crawler
+ Damage has been increased from 20+10 armored to 25+5 armored.
+ Attack period decreased from 2.2 to 1.6.o Spore Crawler
+ The cost has been decreased from 100 to 75.
Bug Fixes
* Fixed an issue in which players would desync when matched against others with certain CPUs.