When I go out shooting, I say, I'm going to get this, this, and this shot, and a host of others, and they are going to be wonderful, and they'll earn me a million dollars.
What I end up with is, on average, 150-300 shots. 50-100 will be total losses. Out of focus, subject will have departed the frame just before exposure, f-stop and/or shutter speed will have been set wrong, leaving the shot too dark or too blown out to recover. And the dreaded, "it looked crystal clear in the viewfinder, but it turns out the sensor doesn't record nearly as well as the eye sees."
90-190 will be "okay, but not really worth