A computer nerd or geek. Someone who is constantly on the computer and has no life. A person who is so involved in computers he achieves orgasm by pressing the keyboard only.
That data weenie at the computerstore has the compassion of a Compaq hard drive.
An Information Tech person or computer geek who seeks to control all data within an organization and, thereby becomes an obstruction to others trying to share the data.
There is a work stoppage at the company because the data nazi won't allow people to send encrypted info on-line. She's overly conscientious about maintaining confidentiality.
A person who is incapable of any creative or critical thought, (i.e. Psychologists) who relies solely on numerical evidence to shape their worldview. In a professional realm, these are the people who don't contribute any meaningful commentary to a project that they may undertake, and instead tell anybody with questions to "look at the charts." They do not put in any meaningful work themselves, opting instead to mine for the work someone else has done and draw the most painfully obvious conclusions from it
"Oh look, this paper came to the same conclusions I did just by using my two brain cells. They must be a datamonkey."