tinyMCE '2' is now 2.1.2 - Seems tinyMCE '2' was actually 3.0.9 (my fault for not checking), so '2' is now 2.1.2, and '3' is now 3.4.8... eFiction 3.4.3 used tinyMCE 2.1.0, and 3.5 upgraded that to 3.0.9.