Stigma (letter) Stigma (letter) Stigma (ϛ) is a ligature of the Greek letters sigma (Σ) and tau (Τ), which was used in writing Greek between the Middle Ages and the 19th century. It is also used as a numeral symbol for the number 6. In this unrelated function, it is a continuation of the old letter digamma (originally Ϝ, cursive form ), which had served as a numeral since antiquity and was conflated with the σ-τ ligature in the minuscule handwriting of the Middle Ages. The στ ligature (, ) was one of many ligature forms that came into widespread use as
Project Torque physics and content tweaks. The current build, Julia, was released on June 3, 2010. Beta versions from Invictus can be found on the Invictus Beta site. The "Level-R" versions combined with the "Project Torque" version have 64 cars in total. None of the versions have all 64 cars due to licensing issues, and any version may not receive a certain car if it does not gain proper licensing. As of July 31, 2010, the "Project Torque" service, hosted by Aeria Games Entertainment, is no longer in service. Invictus Games Ltd. signed a deal with Innologin Ltd. to publish a new