So you assume that in a game company all have the same skills to the more or less C++ level? What about designers that can program a dynamic lang like Lua or so

So you assume that in a game company all have the same skills to the more or less C++ level? What about designers that can program a dynamic lang like Lua or so? No... the problem is not the compile times only or the reloading... it is the user profiles of who are doing scripting, who usually do not have a CS or solid programming background as such.