One or more electrochromic surfaces are used in various ways with one or more radio frequency energy radiating elements andor guiding elements to lend selective reflectivity to achieve greater resultant control over directionality, gain, phase, andor shape of the radiated energy. The tool string is suspendable from a threaded lead screw. The well screen assembly may therefore, vary the flow of production fluid through it and upwards through the interior of a production tubing. Business rules controlling content, advice, and presentation format across multiple employee and customer facing applications are written and modified in an environment that enables business usurers to dynamically add or update rules without a new release of the software. The two fold forming funnel structures are positioned substantially orthogonally in respect to each other in a line running in a direction of material web transport as projected onto a horizontal plane.