In reply to Mike McAlister.

<< we’re actively vetting our blocks and considering deprecating blocks that provide unnecessary competition to core blocks, such as the button block. No need to reinvent the wheel! >>

It has taken me a few weeks, but I've removed all the (Atomic Blocks) Button blocks from my site.

Mike, no matter the explanation, adopting the core block name 'Button' and not telling your plugin users was just plain wrong. Apology accepted.