Provided the infrastructure does not fall below a certain level. Expanding the system allows all earlier subscribers to communicate and exchange information with new subscribers, and vice versa. Thus, gains accruing to each subscriber rise with the number of other individuals and organisations that have access to the system. Expanding Internet access, or telecommunications services, often entails declining average costs over a wide range. Hence, expanding the system leads to a fall in the costs of supplying services to earlier subscribers.
Some recent reports single out IT as the most pervasive technical innovation of the post-war era.
This process of digitisation facilitates the convergence of ICTs. In a technical sense, all digital signals are the same. Regardless of whether they encode voice, video or other data. In addition to increasing the efficiency of firms, the spread of ICTs may help create new information-intensive firms and industries in the Third World. For instance, says Bedi, high- speed international communication links have enabled India to become a major producer of software.