Comment:
Edited UI Mockup <Variant+2+-+filtering%2C+grouping+with+thumbnails>: Fixed: checkboxes always visible to support multi item selection on touch devices
...
Mockup
Variant 2 - filtering, grouping with thumbnails
Variant 2 - filtering, grouping with thumbnails
1
23
Open questions
How are messages displayed: errors, warnings, informational messages
