Many different .sam file types exist and it is more than likely that at least some of these files are text files, so some kind of text to sam conversion is probably doable. The most likely candidate for this are old Ami Pro documents, some users might still want them in case they have some ancient computer with that legacy software. Some users do not like modern software. You can actually still find converters for such export, for example the ABC Amber Text Converter.
Updated: October 25, 2023