Currently the Attachment viewer is just a basic lightbox, but it could be so much better:
- zoom controls (fill/fit/100%)
- background choice (checkered, black/white)
- abiility to see context from the post (master/detail view with large attachment on the right)
- magic with phone frames if the preview is detected to be roughly iPhone size (393/375w AND screen height or taller) And the ability to toggle such frame
Currently the Attachment viewer is just a basic lightbox, but it could be so much better: