Perhaps it is an estimate of Internet users using a conventional computer. I am pretty certain that the figure must be higher than 28% these days as pretty much

Perhaps it is an estimate of Internet users using a conventional computer. I am pretty certain that the figure must be higher than 28% these days as pretty much everyone has a smart phone, even poor people in the slums of Kenya. There are however still quite a few feature phones out there though, often with keypads nearly worn down to the circuit board!