From [1]: > 08/24/1993: Ken signs employment agreement with Apogee Software Productions. A special provision on the contract says that Apogee cannot interfere

From [1]: > 08/24/1993: Ken signs employment agreement with Apogee Software Productions. A special provision on the contract says that Apogee cannot interfere with Ken's education. Inferring from the first entry in the timeline, he must have been 17 or 18 then. [1] http://advsys.net/ken/build.htm http://advsys.net/ken/build.htm