Simultaneity in light is harmony, the rhythm of colors which creates the Vision of Man.
Literally, if someone says I am grounded, everyday I am at home, I actually have my hands in the ground and dirt under my fingernails. I don't have a staff to do it all for me. I still plant a seed and I'm amazed it grows.
But I think it's always difficult when a product that you're using and accustomed to changes.