Excerpt via Horace Dediu @ Asymco

The August comScore mobile survey (MobiLens) is out. It measures the penetration or consumption of various mobile products and services in the US over a three month period.
I track the change in this data over time.

Excerpt via Horace Dediu @ Asymco

The August comScore mobile survey (MobiLens) is out. It measures the penetration or consumption of various mobile products and services in the US over a three month period.

I track the change in this data over time.