subject: Cable TV - Pros and Cons [print this page] However, one noticeable drawback to purchasing cable Internet plans is the installing process. DSL is quickly set up since virtually everyone has a telephone line near to their computer system, the spot that the connection runs as a result of. On the additional hand, to have cable Internet, you should wait around on your cable Internet service to send an installer to your property to setup a new line. If the cable connection guy never shows to the house, you might be stuck with the difficult task of splicing the existing line alone.