The approximately 23mm-by-3mm device stayed in Warwick's arm for only nine days - partly to avoid medical complications, partly because it was fairly limited in power.
The interest rates you must charge on intrafamily loans (to avoid all sorts of tax complications) are also near historic lows--just 3.3% on a loan with a maturity of more than three and up to nine years, for example.
One of the complications with the MicroCell is that in order to avoid interference with local cell towers, it adjusts how strong the signal that it generates in your house is based on how weak your actual cell signal is at the time of initial activation.