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Changes between Initial Version and Version 1 of Ticket #62653

initial	v1
38	38	- [https://developer.wordpress.org/block-editor/reference-guides/block-api/block-attributes/ Block attributes] use CSS selectors to access data in HTML.
39	39	- The Block Bindings project depends on selectors. It currently has a temporary and limited solution that covers only the most basic selectors. Switching to a more full-featured implementation via HTML API CSS Selectors is [https://github.com/WordPress/gutenberg/issues/67520 part of the roadmap] and is necessary for expanding block bindings to support more blocks.
	40	- [https://github.com/WordPress/gutenberg/issues/41236 Support for sourced block attributes is mentioned in the Block API overview issue.]
40	41	- [https://github.com/WordPress/gutenberg/issues/63037 It's part of the HTML API roadmap] - "Continue developing block attribute sourcing." in the linked issue
41	42	- It's featured on [https://github.com/WordPress/gutenberg/issues/62437 Dennis' list of broad and interesting things.] as "Add the ability to read block attributes on the server which are "sourced" from the block's HTML, as described in a block.json file. [#6388]