Concerning line endings:
Jun 27 2020
Thanks Nathan. Sorry, I had a mind shortcut and transformed Rhinos3D 6.0 to Rhinos 3.0. Indeed, it is Rhinos 6.0 the original file.
Jun 26 2020
Thanks. The files you provided are in ASCII format, whereas the original one is in binary format. Can you see if you can select the export option as binary in 6? Otherwise we do not know if the bug is still there in 6.0. Thanks!
Thanks. In case it helps, Meshlab uses the following chars as possible separators: