Thinking about returning to TS3 after all these years. I have played since before TS1 had any expansions. When each new iteration came out, I swapped over pretty promptly and never looked back. ...
@NRowe - If you want to shortcut most of this, you can grab (copy) and paste the first 40 lines or so of your DeviceConfig.log, a file that reproduces itself each time you start up TS3. Not the long lists of game options, the parts that come before all of that. Since you are already playing again, you should have a fresh one in your TS3 user game folder in Documents.