Assertion: camera's viewfinder | /r/HasProperty | useless
Facets:
value: simply
type: DEGREE
value: in video mode
type: OTHER
Source sentences:
text: They are also worse for video, not necessarily for anything to do with video quality, but simply because the optical viewfinder is useless in video mode (which requires live view).
text: Finally, EVFs work in video mode, whereas the optical viewfinder of a DSLR is useless here.