A. The Block Editor can help you produce nice layouts for your content with many in-built block choices and new block patterns. With the new Block Repository, you can also add new blocks into your Block Editor.
A. No, the classic editor plugin will be maintained until 2022. In the Writing Settings of your site, you can decide if you allow choosing which editor to use for each page or post. Alternatively, you can use the new Block Editor and use the Classic Block: https://wordpress.org/support/article/classic-block/
A. Whether you choose to use a page builder or not is entirely up to you as the end-user. We recommend using the Block Editor, though, as Supernova has full support for blocks and block patterns. The potential compatibility of the page builder with these new Block Editor updates is entirely dependent on the third party that develops your page builder.
A. The Block Patterns are ready-to-use blocks that you can add to your page. It can be a button, header, or any commonly used block. More patterns will be added with time. To understand the difference between blocks, patterns, and layouts, see below:
Layouts > Patterns > Blocks
A. It depends on which page builder you are using or want to use. We recommend you check the documentation for the page builder you use. We do not recommend it, though.
A. You do not need to use the Gutenberg plugin in order to use the Block Editor.