Recently, I had to implement that, and it came down to this: The multiple file upload functionality is an "icing" feature. We just set up the UI to upload one f

Recently, I had to implement that, and it came down to this: The multiple file upload functionality is an "icing" feature. We just set up the UI to upload one file at a time. Accessibility doesn't have to mean "it works the same". Reasonable alternatives are fine.