Can external photos be embedded from Drive or Dropbox?

[pisum]

see:

• https://forum.inaturalist.org/t/photos-in-my-journal-keep-breaking/48831
• https://www.dropboxforum.com/t5/Create-upload-and-share/How-do-I-embed-images-with-a-direct-link-from-Dropbox/td-p/245432