How to get URL link on X (Twitter) App
https://x.com/SolidEvidence/status/1848758208577605866BA.1 cryptics. BA.1 infections all occurred in late 2021-early 2022. If there is good coverage, BA.1 lineages are easy to spot because they have a unique Spike insertion that no other lineages have had.
https://x.com/SolidEvidence/status/1587551682388295680
https://twitter.com/SolidEvidence/status/1763639673237495842
https://twitter.com/SolidEvidence/status/1665444605511311362