If this feature is realized, then following options might be useful:
with Obsidian in foreground:
- Adjustable transparency level of Obsidian text background (or Obsidian as a whole), to see underlying application around/through Obsidian text.
- Adjustable blurring of underlying content passing through Obsidian window.
- When color of underlying windows matches color of text in Obsidian then automatically alter color of Obsidian text to keep certain contrast difference.
keywords: ergonomy, layout, overlapping windows, small screen
relevant discussion: Pin on top window