>ifs seems a holdover. it's only ever used in `{} yet
>it's a global inherited variable. so it's easy to write
>a script that assumes that ifs is set to the default.
i wonder if it's best left alone. it isn't detailed enough
to crack many plausible formats, for instance full csv.
if i needed one of those formats to feed into a `{} i'd add
a filter that converted to quoted & space-separated fields
that the default ifs would crack.
