There are many kinds of CSV files; this project supports the format described
in [RFC 4180](https://www.rfc-editor.org/rfc/rfc4180.html).
https://www.rfc-editor.org/rfc/rfc4180.html<br>
https://arxiv.org/pdf/1902.08318<br>
https://branchfree.org/2019/03/06/code-fragment-finding-quote-pairs-with-carry-less-multiply-pclmulqdq/<br>