Half-Life releases, development on HL2 begins the next year.
The official start of work on HL2, including the source engine.
the Combine are introduced to the plot
some of the oldest maps, like c1a3a_port, Get your free TVs!, and demo_arctic are made.
for 2000 mappack maps (Megabuild), see 2000 MAPS
GabeN goes to start work on Steam, giving the HL2 dev team the freedom to do whatever.
PHYSICS!!!!
a basic trailer is made, which is shown to gaben, who has not checked up on the project since Early 2001. He says the project is missing things, which the team fix.
Steam is announced at GDC 2002
The team, after getting told trailer-no-good, start making a new one for E3 2003.
The first storyline maps in the WC Mappack are made.
The wastelands and the Combine Factory sections of C17 are scrapped before the end of 2002.
in May 2003, HL2 is shown at E3. Its release date is set for Sept. 30th, 2003. This, of course, doesn't happen.
LEAK!!!!
a German hacker gets into Gaben's account, because Gaben had an easy password to crack.
he leaked the Source Engine source code and the HL2 build from Oct. 2003.
after Various changes, the game is released on Nov. 16, 2004.
Return?