So GOG has recently started their winter sale. To celebrate, they are giving away downloadable, drm-free copies of Fallout 1,2 and Tactics. Enjoy!
http://www.gog.com/promo/fallout_series_giveaway_winter_promo_2013 (http://www.gog.com/promo/fallout_series_giveaway_winter_promo_2013)