"with the intention of striking a balance of disincentivizing downtime and mitigating attack vectors...we are moving from an unsigned block window of 500 blocks to 1000 blocks."

📚 read more:

https://tellor.io/blog/antietam-testnet-update-extending-downtime-threshold-for-validators/?preview_id=2563&preview_nonce=fae32c2924&post_format=standard&_thumbnail_id=2565&preview=true