Apple seeds OS X 10.8.4 beta build 12E52 to developers

Exactly one week after the last OS X 10.8.4 beta was released to developers, Apple on Wednesday seeded build 12E52 of the upcoming maintenance update with no known issues.

Build 12E52 is the seventh release for OS X 10.8.4, and comes four versions a line of code was discovered pointing to Apple’s ongoing efforts to introduce the 802.11ac Wi-Fi protocol in an upcoming Mac refresh.