Layers are an important aspect of drawings. The identification, selection, and modification of layers itself as well as contained objects are crucial for the efficient work.
This meta bug is also part of the vector drawing capability.
On Hackfest Hamburg, April 2018, we have decided to start a project for improving layer handling and internal structure. For information contact me (firstname.lastname@example.org) or Armin (Armin.Le.Grand@me.com).