Various structures of a programmable semiconductor interposer for electronic packaging are described. The resultant, two-dimensional, superposition pattern is detected in a spatially resolved manner in order to determine imaging parameters therefrom. The sender of the off-the-record e-mail sets the time-to-live for the message content. A dimensional measurement apparatus for indicating a change in at least one dimension of at least one sample. In addition, the modem analysis server interacts with the modem operating system to retrieve modem performance data from modem logs. The cavities can be inflateddeflated together, in subsets, andor individually.