I worked on Half-Life mods with friends I met in IRC in the late 90's - so about 13 onwards. We "released" stuff to forums all the time, though very few updates

I worked on Half-Life mods with friends I met in IRC in the late 90's - so about 13 onwards. We "released" stuff to forums all the time, though very few updates ever got released. Less interesting stuff like basic save game editors too.