Taking a look at the newly acquired vrabi data and the BIGGEST funnel of all of the streams in range (meaning all streams after October 2021) would be this one
>pic related andhttps://vrabi.net/video/WYdDSkkZD10The context for that is Sora
1) finally making into the haunted house and facing the main attraction of the house
(Suisei)2) catching Pekora, Watame and Botan funnels
3) At the end of SummerFes
Here is that moment
https://www.youtube.com/watch?v=WYdDSkkZD10&t=11939that's the largest spike that is not either raid, a Z or that Millie stream