No. The cynicism is the insistence that it doesn't matter.
> ...which derails the conversation
If the answer were "There has been a decrease in the total number of activists, therefore the record is worse that the absolute numbers imply" would you make this accusation? No. No you would not.
You would insist, correctly, that it was very relevant. You would rightly look with suspicion upon people who insist that the question "derails the conversation"
The "derails the conversation" accusation is itself a cynical attempt to control the conversation