A method and apparatus are provided for determining quality metrics associated with a test pattern used to test an integrated circuit. The nutrient solution includes selenium-containing materials, proteins, minerals, vitamins and natural energy ores, etc. The resistance portions are each connected across two word lines of the corresponding word line pair and two bit lines of the corresponding bit line at the corresponding intersection thereof. At least one generator may be directly driven to provide variable frequency power. An actuating mechanism is provided for displacing the actuating members between the inoperative and operative conditions. When a user requests access a particular social network entity on the receiver device, that request may be satisfied by accessing a social network updates cached on the receiver device.