TheSunHerald.com reports that while a growing number of companies are developing GPS technology to help track friends and family, Miami entrepreneur Sayo Isaac Daniel believes that these systems are flawed.  Because of this, he has developed shoes with embedded GPS tracking that can determine the location of the wearer anywhere in the world.  Daniel's design allows the wearer to press a button, which will then send out a distress signal detailing the location of the wearer. Daniel has been making shoes since 2000.  However, he didn't get involved in GPS technology until 2002, when Daniel received a call from a