I'll mention this in case others don't know.
You can download fullsize images most rapidly – and APPLY THE SAME FILENAME USED BY THE POSTER – by right-clicking the 2nd link for any image.
Right clicky
Save link as
Hit enter when prompted with the filename as used by the poster
So if anons use meaningful filenames on images, they can save a TON of TIME for otheranons who wish to download/archive named images, then subsequently use name to organize, categorize, or search for specific images.