<prompt> Bhala okuqhubekayo kwalesi sigaba - NgoMashi 2011, ekuphenduleni ukudalwa kwe-mod yesikole yokudubula enesihloko esithi , esakhiwe yiCheckerboarded Studios ku-Valves Source engine, uThompson wathumela i-imeyili kumqondisi ophethe i-Valve, uGabe Newell, efuna ukuthi i-mod isuswe, njengoba ecabanga ukuthi i-Valve idlale indima ekuthuthukisweni kwe-mod. Encwadini, uThompson wathi i-Half-Life yayibhekene ngokuqondile nokubulawa kwabantu esikoleni sase-Erfurt  <response>: , kanye nokubulawa kwabantu eVirginia Tech nokuthi iValve yayinesikhathi esifinyelela ku-5:00 ntambama ngoMashi 18 sokususa i-mod. 