Rogers Sony Xperia arc was updated to 2.3.3 today. This phone was released a few months ago and had OS 2.3.2 and people are now reporting that an upgrade is available OTA to OS 2.3.3. This update brings the “Facebook inside Xperia” feature, better battery performance, HD Video recording performance, plus software and Wi-Fi stability and better touch responsiveness.
Let us know if it’s available to you and if you notice any additional changes.