Last week I released a new version of Excel::Writer::XLSX to CPAN that was 100% API compatible with Spreadsheet::WriteExcel. This marked a milestone as I am now able to move past WriteExcel's feature set and move on to new features that I wasn't able to support previously. This was achieved with 30 CPAN releases in almost exactly a year. By comparison, WriteExcel took almost 10 years. This gives a