Open UserPerksComposer.cs using Visual Studio and find the following:
base.WriteString("CAMERA");
base.WriteString(""); // ??
base.WriteBoolean(false);
Just change "false" to "true". Then make sure camera is enabled in your swfs.
An often mistake when setting up arcturus with brain is that you leave the port as "30000" in the brain config. Make sure you change it to "3000" instead as that's what arcturus runs under.
I’ve seen a foreign retro do this a while ago. Basically re-designed how avatars are displayed and clothing/furni re-design so nothing is technically owned by Habbo. Same goes for their website. Goodluck!