Scaling - sgml/signature GitHub Wiki
- https://github.com/SeleniumHQ/selenium/wiki/Scaling-WebDriver
- http://christopher5106.github.io/web/2015/12/13/HTML5-file-image-upload-and-resizing-javascript-with-progress-bar.html
- https://www.codeproject.com/Articles/685251/AJAX-file-uploader-with-progress-notification-in-p
- https://damieng.com/blog/2017/03/10/downloading-files-with-progress-in-electron
- https://bl.ocks.org/mbostock/3750941
- https://dzone.com/articles/file-upload-and-progress
- https://www.perlmonks.org/?node_id=588964