buvt, which files / folders is the program writing to
The source-tree IS NOT written (except for the db-file (see below))
The target-tree IS (of course) written.
The db-file (in the root level of the source-tree) IS written (when the clicking: "Tree to Db">"Sync" or "Tree to Db">"Do actions").
The app-data folder (whose location depends on the operating system) IS written:
myStorage.json (Containing your presets of source/target, timestamp-resolution etc.)
myStorageMain.json (As electron programs run in two threads, I've found it convenient to have two settings files (this one contains stuff like window position and window dimensions))
The result folder (by default the same as the app-data folder) IS written:
The result-files (The result of the comparisons and categorizing)