Conversation so far:
how long is a quarter in the uc system
In the United States, quarters typically comprise 10 weeks of class instruction.
what is the origin of the quarter system
The modern academic quarter calendar can be traced to the historic English law court / legal training pupillage four term system.
does the quarter system have any negatives
Concerns over the quarter system include faculty dislike of the brevity of the term, the loss of faculty research and collaboration time.

Question: more negatives please
Self-contained rewrite: more negatives please about the quarter system