Alpha 15 - Tutorial and Drugs released! — RimWorld Steam update #737458

I'm happy to announce that we've just released RimWorld Alpha 15! This version adds a rich tutorial, an intelligent learning helper to help you pick up the game, a new drug system, deep drilling to provide resources in the end game, and a giant pile of other smaller improvements and fixes. A full change log and detailed info is below. https://www.youtube.com/watch?v=sp3Mh3a7Ifk For Steam players, if you want to continue with Alpha 14 for any reason, you can get on the 'alpha14' beta branch in Steam. In the Steam Library, right click RimWorld, click Properties, go to the Betas tab, select 'alpha14' in the drop-down list, and restart Steam. Non-Steam players who wish to update can simply download from the same download link as before; it has been updated to the new version. They should install the new version in a clean empty folder. Save compatibility: As usual, Alpha 15 will not load Alp...