Dee ihe na-aga n'ihu maka paragraf a - Na Machị 2011, na nzaghachi maka okike nke ụlọ akwụkwọ na-agba égbè nke akpọrọ "", nke Checkerboarded Studios mepụtara na engine Valve's Source engine, Thompson zigara onye isi njikwa Valve, Gabe Newell, na-achọ ka ewepụ mod ahụ, ebe ọ na-eche na Valve keere òkè na mmepe mod ahụ. N'akwụkwọ ozi ahụ, Thompson kwuru na ọ bụ "Half-Life" kpatara ogbugbu ahụ e gburu ndị mmadụ n'ụlọ akwụkwọ dị n'Erfurt
, nakwa ogbugbu Virginia Tech nakwa na Valve nwere ruo elekere 5:00 nke mgbede na March 18 iji wepu mod ahụ.