You don't make sense, this is a protocol problem, not a code problem, you can't just incrementally address the issue without breaking everything. Fixing the scp

You don't make sense, this is a protocol problem, not a code problem, you can't just incrementally address the issue without breaking everything. Fixing the scp (really, rcp) protocol would incur more churn than just moving to rsync or sftp which are already well established replacements.