Consequently, rustic is convenient if you have children. Rustic is low maintenance - good if you happen to let the cleaning slide every so often. Rag rugs and natural, low gloss wood surfaces don't show every handprint. To my mind, rustic is a very comfortable and comforting style. No one will be afraid to sit in your chairs.
Rustic pieces are sturdy and built to last.
Rustic is informal. Everything doesn't match, making it easier to incorporate your current furniture and any new random finds you make. A rustic interior lends itself to simple living. Think of the Shakers. Rustic works with all color preferences.