Mavic ND filter comparison video?

[kona]

I'd like to know if buying ND filters is worth it. Is there a comparison video with and without for the Mavic?

 

[backcountrymedic]

To view this content we will need your consent to set third party cookies.
For more detailed information, see our cookies page.

Accept third party cookies

 

[kona]

To view this content we will need your consent to set third party cookies.
For more detailed information, see our cookies page.

Accept third party cookies

I don't see a difference. Am I stupid? What am I supposed to notice?