Love this analogy from Michael Mulvey, regarding AT&T’s inability to handle the traffic from iPhone owners:
AT&T was happy to sign up as many iPhone customers as they could.
Their mentality was probably very similar to gyms who sign up as
many people as they can in January when everyone makes their New
Year’s Resolution to lose weight. Gym are packed the first few
months after January but then there’s a drop-off in attendance,
because people tend to slack off, so even though the gym might
‘overbook’ their spaces, it’s only being used by a fraction of the