Unity3d copy gameobject from one scene to another

scene-copy-game-objects-from-one-scene-to-another
http://forum.unity3d.com/threads/scene-copy-game-objects-from-one-scene-to-another.19803/

This been working for long long while (> 2 years) now. Open Scene1; Select GO's; Copy / CTRL+C; Open Scene2; Paste/CTRL+V;