edita il file ~/Library/LaunchAgents/com.google.keystone.agent.plist
e aggiungi queste due righe dopo sotto
<dict>
<key>disabled</key>
<true/>
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Tuesday 2 February 2010
By Daniele Salvini on Tuesday 2 February 2010, 18:29 - disco
<dict>
<key>disabled</key>
<true/>