Beyond Caching: Content Delivery Networks

Source: DZone DevOps

Consider a user in Australia browsing their social media feed to catch up with friends in Europe and America. The media shared by friends takes a considerable time to load despite the user having a reasonably fast internet connection — while the same content loads instantly for those browsing from within Europe.

Consider another user in America trying to watch a live concert in Europe on their device. The broadcast is interrupted briefly but frequently. However, for the European audience, the broadcast is seamless.