Introversion Software's Prison Architect is getting lots of new content in the Alpha 16 update. In the video, which clocks in at a weighty 22 minutes, Prison Architect's developers take us through just what it all means. Introversion also released an informative post on their official forums, so any would-be…

The pre-paid alpha model seems to be working well for many indie game creators. Using it allows developers to create games while also getting paid, instead of waiting until it is finished and on sale. Introversion Software has become the latest success story, scoring them $8 million through alpha sales…