If this technique is developed and applied, we will make transactions more secure. The problem of mistakenly transferring ERC-20 tokens, which leads to the burning of tokens, can be completely fixed instead of applying a new ERC standard.
However, I still have a hard time figuring out how this Undo tool will interfere with the system, as well as the safety and other impacts it brings to the Ethereum blockchain. We should wait for the response from the community, especially from blockchain technology experts.