The A-socket connector provides a downstream connection that is intended for use solely on host controllers and hubs. It was not intended for use as an upstream connector on a peripheral device. This is critical because a host controller or hub is designed to provide 5V DC power on one of the USB pins.
mood swings are the most common symptom of bipolar disorder and are a combination of the manic and depressive symptoms a mood swing is characterized by high levels of positivity followed by high levels of negativity and depression or vice versa
But, yes, it is considered to be a symptom of Bipolar Disorder, which is a form of depression. The mania associated with Bipolar is usually characterized by extreme behavior, ie: excessive spending, gambling, speeding, sexual activity, etc.