Hi Gary, i am not sure either. i think this is where years of emacs binary patching has spoiled some of us... :) > I'm not sure this is a bug we want to fix? I'm guessing that this > is because (not surprisingly) some bits of /bin/echo aren't valid > UTF8. To fix it we'd have to maintain two copies of the file: > the version with valid UTF, and the original version with invalid > UTF. Actually, that just lets us replace 'Put' with a no-op, > of writing back the original data. > > What _might_ make sense is to mark a file as Read Only (or > something) when the utf parsing has made changes that will > be destructive when we write it back? this is an interesting idea actually. better than silent conversion... oz