We are. A lot of honest hashrate has come online to push back. Many proposals to further harden against this kind of attack are being worked out in the background. You can read more about it on Monero Research Lab issues and IRC

https://libera.monerologs.net/monero-research-lounge/20250817

https://github.com/monero-project/research-lab/issues

nostr:note1phe3a03u0khgh0wkun5j35peqvsunxusgckeqgh4dk553dzygrds0xnwc5