The Current Op display will show the name of the currently selected operation. The example status bar above shows that the Color Fill operation is the currently selected operation. This will only change as the current operation is changed. This means that during a Timeline generation the current op will change as new operations are executed for each Timeline level. This is not the same as the current cursor position which is displayed in the At control (to the right of this control).
Drawing Method
[I] or [D]. This indicates whether you are using the "Immediate Painting" method (the I) or the "Draw First" (D) method. See the Settings Menu for details.