Flight Log Level differences

Hardware:
[x] FlightBox Kit

FlightBox / Stratux version: v1.4r5

FlightBox / Stratux build: snun5hlcfy

Radio Configuration:
[x] Dual Band

GPS Configuration:
[x] Internal GPS Module (VK-172)

USB Power Source:
[x] USB Battery: Anker PowerCore II 20000

USB Cable:
[x] 3' heavy gauge cable included with FlightBox

EFB Application name and version: FltPlan Build Number 1023, Short Build Number 4.7.13 running on iPad Air2 iOS 12.0.

Please include a detailed description of your issue or question:

In the Settings/Configuration screen there is an option for Flight Log Level. Options are: Disable/Logbook/Debrief.

Is this option operational?

What information is logged?

What is the difference between Logbook and Debrief?