It represents a moment in engineering history when developers had to be smart because hardware was weak. Version 3.6.6 for Android 2.3.3 isn't obsolete—it's a survivor .
Somewhere in the digital attic…
The Forgotten Gateway: Why Android 2.3.3 (Gingerbread) and v3.6.6 Still Matter Download APK File -Android 2.3.3- v3.6.6-512