> How much hardware would you need for 100 million MAUs? Given an informed yardstick of $.02-.05 per MAU for a 10k instance, possibly $2-5M/month, though much

> How much hardware would you need for 100 million MAUs? Given an informed yardstick of $.02-.05 per MAU for a 10k instance, possibly $2-5M/month, though much depends on the profile of users per instance. The support, moderation, legal, administration, and corporate costs would dwarf this cloud/hardware cost.