[mulligan]

FB MAUs in US/CA are most of the population: https://www.statista.com/statistics/247614/number-of-monthly...

and still growing. it is isn't unreasonable for that growth to be slower than less penetrated regions.

but that still doesn't produce a conclusion of collapse

that facebook has such a high percentage of users in the most profitable parts of the world, doesn't connect with the posts claim that users are leaving