Why would anyone write in verse? It's a manner that's far too terse. Ask the writers from long ago; they, if anyone, surely know.
Today our writing is mostly prose. Why that should be, God only knows. Do we observe less mystery? I hypothesize; could it be?
Memory is another choice. Also, printing has changed our voice. Egalitarian points of view mean conversation is what we do.
As commuters do not ride steeds, writing changes to meet our needs. What those needs are I do not know, that they're changing our writings show.