If I was a miner I would not do this, and I would not be happy about it if I was a Mara shareholder, but this is literally miner freedom... They have the right to include whatever transactions they want in a block. They didn't even bloat the chain to include this. It's not spam, it's not a nft, it's just a trick that leverages how mempool dot space shows the blocks.
This is a nothing burger.
