This function will be quite fragile to changes in the data format. It assumes four columns
read_nflt(path, comment = "/*", ...)Either a path to a file, a connection, or literal data (either a single string or a raw vector).
A string used to identify comments. Any text after the comment
characters will be silently ignored. Default "/*", which is used in some
nflt files.
arguments passed on to readr::read_delim()