We've had pictures of some pretty bad temporary installations for swap meets, fairs and such.
Here's a big "professional" company's idea of what's nice.
Anyway, I was at a Blues Music Festival last weekend, and saw this, done by real
Other than on the stages and in the recording booths, this was about as much cord as you could find exposed anywhere, so this was all the picture I could get! The super-duper-cover sure beats "gaffer's tape" (ductape) holding the cord down in place.
You had to walk to within about 10' of the whisper quiet generators to even tell if they were running or not.
It makes me feel good to see something so safe