Deputies have used the database since 1989 to collect and share intelligence gathered during the course of police work. It contains 200,000 names — Mesa County's population is about 150,000 — and includes investigative files from a local drug task force.
Is it just me or does it seem odd to you that they have 200,000 confidential informants in a county with a population of 150,000? What the frack is going on in Mesa County?
egrep patterns are full regular expressions; it uses a fast deterministic algorithm that sometimes needs exponential space. -- unix manuals