This is an idea that was mentioned in #1278 and could be part of the #1839 meta-issue...
So the idea is basically to have an additional "Place in layout" action available in the drop-button in the "Operations" column (mockup):

...this would pop up a dialog asking which layout to add the block to, and upon selecting a layout, would redirect to the "Manage blocks" page for the selected layout, perhaps with a "Select region" prompt?
Recent comments
Of course. I simply give my impressions of a site builder. On one side, I found that BackdropCMS and Drupal have a great system to create a site, where it is possible to customize the...
Block title combo and 2/3 things
It's great that everyone has a choice. I'm currently making a website where the H1 title is located at the top of the page in full width with a background image, 50vh height, how do you like...
Block title combo and 2/3 things
In the end, I use my <h1> with my custom layout just before the region for the content and i make a preprocess_theme for site_identity. <?php print theme('site_identity'); ?>...
Block title combo and 2/3 things