<p>A Florida company has announced plans to develop a service that would allow consumers to pay for merchandise using microchips implanted under their skin.</p>
<p>Applied Digital Solutions CEO Scott Silverman said he believes the company's VeriChip -- a subdermal microchip that uses radio frequency signals to broadcast an identification number to a scanner -- could someday replace credit cards. Under Silverman's plan, rather than swiping a bank card to make purchases, micro-chipped customers would scan themselves using special readers.</p>