. The first site was opened on February 13, 2017 as a conceptual studio and immediately made a splash. Since then, nearly 200 new franchised sites have been sold and are now at different stages of development. Today, the company opens a new site every four to five days. HOTWORX® calls this training 3D™ due to the use of (1) exercise in combination with (2) heat and (3) infrared energy. Smith originally worried that people would expect value because it`s virtual, but in reality they don`t. . . .