This means that I need to upload two images to my web server every time. For horizontal images, this means one that’s 680 pixels wide and a 2x version that’s 1360 pixels wide. As you might imagine, that’s a lot of resizing and uploading, and I wanted to automate it. - Six Colors
Given that I know nothing about delivering Retina images on the web, it’s presumptuous of me to offer my own version of the script/Automator service Jason Snell posted the other day. But he kind of challenged me, so here it is—after a couple of brief diversions. - Dr. Drang
A nice back and forth between two geeks on how to approach the same basic idea: resize an image and upload it to an ftp server.
One uses AppleScript, the other a shell command.