Nostalgic Memories: Things from Our Youth That Have Disappeared.

Reddit users shared things that were common during their childhood but are rare now, including ringing landlines, letting kids go outside without a way to contact them, stories about quicksand, businesses answering phones, making mistakes, receiving postcards, rewinding VHS tapes, fireflies, colored toilet paper, running, proper phone etiquette, spontaneous human combustion, snowy winters, physical discs for video games, desktop PCs, phone books, and typewriters.