@xabitron1 At least two days in a row was always the minimum to have any confidence in a negative. Confidence in a negative is probably somewhat decreased with Omicron, but it's not a new issue.
@xabitron1 至少连续两天总是对否定有信心的最低限度。 Omicron 可能会降低对负面的信心，但这不是一个新问题。