I think this was raised before, but I can't find the discussion : (
Basically, since the upgrade, there is some strage color issue with older discussions/blog posts, this is an example where all of the images have this effect:
When the image is clicked, it looks fine. But by default it looks weird : (
Any idea what is causing this? I can't figure out what could be different with old blog posts, versus the newer ones, other than an older camera being used.