In this article. Panic disorder is different from the normal fear and anxiety reactions to stressful events. Panic disorder is a serious condition that strikes without reason or warning. Symptoms of panic disorder include sudden attacks of fear and nervousness, as well as physical symptoms such as sweating and a racing heart.
An IPS display, also known as an In-Plane Switching panel, is a type of high-quality display technology typically deployed in high-performance computer and laptop monitors, tablets and smartphones.
Of course, over time, IPS was improved and refined, and as is the case with most new technologies, costs eventually came down to an acceptable level for mass-production. For example, Apple's newest iMacs use IPS displays. The IPS display used in the iPad is a 9.7-inch 1024-by-768 resolution LED-backlit LCD screen. IPS gives the iPad an impressive wide viewing-angle of up to 178 degrees. Other LCD technologies tend to have narrower viewing angles, especially in the vertical direction.