While graphite at least tried to mimic the RRDTool file-format 37signals just skips over that whole "complicated binary-stuff" and writes the data as newline-de

While graphite at least tried to mimic the RRDTool file-format 37signals just skips over that whole "complicated binary-stuff" and writes the data as newline-delimited ascii-text... What benefit lies in trying to mimic RRDTool's file format?