Yeah, it's really annoying considering they aren't even hosting the images. I just suddenly thought, does it allow two URLs at all?
www.google.com
www.bing.com
Discussion
and now
www.google.com
www.bing.com
It showed all 4 images in the initial preview, but when it actually posted, only the first one was there.
I know these client devs are mostly hobbyists, but I do wish we had just one web client that worked well enough so that you didn’t need another one.