The main problem (for me) is the use of their external app Sublime Merge to manage git sync: This breaks the work flow, and is an inferior experience compared to vscode.
Also, there are slight differences in the way tabs are managed which make it cumbersome to switch between Sublime and vscode (which has won muscle memory lately).
Edit: for instance the current file is not highlighted by default in sidebar, I resort to a custom keybinding:
Wasn’t there an issue with that plugin getting bought out and then used for really intrusive analytics? I could definitely be wrong. It might have been a different plugin.