Deteriorating infrastructure—DSL networks address the US, but the copper wires that make up these networks are much more liable to corrosion and deterioration than fiber-optic cables. Community monopolies—Though practically 90% of american citizens have use of not less than one DSL provider, lower than four% have two or even more https://rylanjpnov.blog-ezine.com/28205389/dsl-english-live-for-dummies