The author refers to the internet as the spearhead of the digital industrial revolution. A subgroup of users like this spearhead so much that they become “stuck” online, and a portion of them become addicted. These behaviors can result in internet-related abuse problems at home and at work. (Greenfield, Daivid N., PhD. Virtual Addiction – Help for Netheads, Cyberfreaks, and Those Who Love Them. p ix-xi.CA:New Harbinger Publications, Inc, 1999.)