When I hear or read the word cog I immediately sing Nick Cave: "You're one microscopic cog in his catastrophic plan, designed and directed by his red right hand"
I also am bothered by the misuse of the comma.
Jin-
Behold, from
http://www.dictionary.com:
cog
1 /kɒg, kɔg/ Show Spelled [kog, kawg] Show IPA noun, verb, cogged, cog·ging.
–noun
1. (not in technical use) a gear tooth, formerly esp. one of hardwood or metal, fitted into a slot in a gearwheel of less durable material.
2. a cogwheel.
3. a person who plays a minor part in a large organization, activity, etc.: He's just a small cog in the financial department.
–verb (used without object)
4. (of an electric motor) to move jerkily.
–verb (used with object)
5. to roll or hammer (an ingot) into a bloom or slab.
—Idiom
6. slip a cog, to make a blunder; err: One of the clerks must have slipped a cog.