Testcomplete should export code completion information for use in other code text editors, such as Sublime Text 3 or Visual Studio Code. This would allow testers to write more scripts while other tes...
I don't use TC for editing at all. It's not designed to be used for editing scripts. One does have to be aware of limitations - TC maintains only a logical structure, so having a folder hierarchy built in an external editor fails when trying to run the scripts in TC, at least in Python.