The service is now present in 150 countries, with particular concentrations of users – each of whom spends, on average, 100 minutes a month on the site – in the US, UK, Brazil, Russia, Germany, France, Turkey, Poland, Italy and France.
As local recipients offload their payments-in-kind into neighbouring communities in order to extract their cash, concentrations of users build up around drug transit points.
Rosetta Stone also expects the Livemocha acquisition to help accelerate geographic expansion, as Livemocha's community is quite global and has a high concentration of users in China, Russia and South America.
Twice already has a heavier concentration of users in a number of metro areas around the U.S., including also New York, Chicago, parts of Texas, and, of course, many cities in California.
The medical field, for example, suffers from a concentration of users: a few patients consume most of the medical resources (Jacobi 2012).
By moving to the edge, much like Netflix, the company is providing service as close to the user as possible, and with an expanded presence across the world once the expansion is complete, it should be able to improve performance in those areas with the largest concentration of users.
Although this is true to some extent, there are plenty of scenarios where the concentration of users is not constant in space (e.g., the union of a city center with its suburbs).
You can see a higher concentration of users in North America and Europe, but that's to be expected.
The Philippines has a sophisticated cellular phone industry and a high concentration of users.
According to the survey, the highest concentration of users is found in only a handful of countries, including Spain, Ireland, France, Denmark, and the UK, where 9.5percentt of adults claim they have used the illicit stimulant.
In arresting images, it shows that the heaviest concentrations of Twitter users are in the Eastern United States, Europe and Japan.
