I have some more info (but not much):
harb@joan:~$ spyder --debug
Start of MainWindow constructor
Initializing...
End of MainWindow constructor
*** Start of MainWindow setup ***
Loading object inspector...
Loading outline explorer...
Loading editor...
Loading file explorer...
Loading history plugin...
Loading online help...
Loading project explorer...
Loading external console...
Loading namespace browser...
Setting up main window...
Setting up window...
*** End of MainWindow setup ***
I tried uninstalling and reinstalling, but same situation.