>download the images
>re-save them as .GIF
>filesizes cut to less than 24% at no visual difference
Didn't even optimize anything, literally just did 5 seconds of "work" using MS friggin' Paint. I could probably cut each of these images into half a meg at the same filesize if I actually bothered.
You do a good job scanlating, Hatigarm people, but please learn how images work.