Today on Twitter @bitcoincoreorg announced the availability of the Bitcoin Core 0.21.1 release in which the developers included a method for activating the Speedy Trial update https://bitcoincore.org/en/download/
Luke Dashjr’s recommended client for Taproot can be downloaded from this website, https://bitcointaproot.cc/
The difference is Luke Dashjr’s recommended client goes to USAF/BIP8 if miners fail to signal 90%. Does Bitcoin Core 0.21.1 go back to BIP9 and waits for the miners again, ignoring the community?