Sure some are moving. There are always some moving. But despite the HN bubble effect its a tiny sample.
Plus folk moving now are folk who'll move back later when they get disgruntled there. (No disrespect.) First movers are not the loyal customer base. Movers gotta be moving..
(I say this as a general rule not making an assumption about you personally.)
It's like even everyone "left" Facebook for google+.
My churn would appear as a loss in their lifetime value model, so it would be detected by a long-term experiment. And I am reasonably confident they are performing long-term experiments for such things.
Plus folk moving now are folk who'll move back later when they get disgruntled there. (No disrespect.) First movers are not the loyal customer base. Movers gotta be moving..
(I say this as a general rule not making an assumption about you personally.)
It's like even everyone "left" Facebook for google+.