Indeed. At the rate their monetization is likely to grow as advertising & economy (retail etc) continues to shift online, just continuing the existing growth trend and assuming a slow-down over time, it's extremely likely Facebook will reach a ~$200 per year ARPU in the US/Canada market within five years or so.
There is no large audience in any developed market willing to pay $15+ per month for Facebook just to remove ads.
There is no large audience in any developed market willing to pay $15+ per month for Facebook just to remove ads.