Related:

• oftware laser n. An optical laser works by bouncing photons back and forth between two mirrors, one totally reflective and one partially reflective.
  If the lasing material (usually a crystal) has the right properties, photons scattering off the atoms in the crystal will excite cascades of more photons, all in lockstep....
• bounce message: [UNIX] n. Notification message returned to sender by a site unable to relay {email} to the intended {{Internet address}} recipient or the next link in a {bang path} (see {bounce}
  ense 1). Reasons might include a nonexistent or misspelled username or a {down} relay site....
• orcerer's apprentice mode: [from Friedrich Schiller's "Der Zauberlehrling" via the film "Fantasia"] n.
  A bug in a protocol where, under some circumstances, the receipt of a message causes multiple messages to be sent, each of which, when received, triggers the same bug....
• ARMM n. [acronym, `Automated Retroactive Minimal Moderation'] A Usenet cancelbot created by Dick Depew of Munroe Falls, Ohio.
  ARMM was intended to automatically cancel posts from anonymous-posting sites....
• engine: n. 1. A piece of hardware that encapsulates some function but can't be used without some kind of {front end}.
  Today we have, especially, `print engine': the guts of a laser printer....
• vdiff: /vee'dif/ v.,n. Visual diff. The operation of finding differences between two files by {eyeball search}.
  The term `optical diff' has also been reported, and is sometimes more specifically used for the act of superimposing two nearly identical printouts on one another and holding them up to a light to spot differences....
• All That Glitters Has A Highly Reflective Coating On It!
• bounce message n. [common] Notification message returned to sender by a site unable to relay email to the intended Internet address recipient or the next link in a bang path (see bounce
  ense 1). Reasons might include a nonexistent or misspelled username or a down relay site....
• oriental food:: n. Hackers display an intense tropism towards oriental cuisine, especially Chinese, and especially of the spicier varieties such as Szechuan and Hunan.
  This phenomenon (which has also been observed in subcultures that overlap heavily with hackerdom, most notably science-fiction fandom) has never been satisfactorily explained, but is sufficiently intense that one can assume the target of a hackish dinner expedition to be the best local Chinese place and be right at least three times out of four....