1. A programmable wire structure for an integrated circuit, comprising: a programmable switch coupling two nodes, said switch having a first state that connects said two nodes, and said switch having a second state that disconnects said two nodes; and a configuration circuit coupled to said programmable switch, said circuit comprising a means to program said switch between said first and second state; and a first metal layer fabricated above a silicon substrate layer, said switch and said configuration circuit fabricated substantially above said first metal layer.