I may be wrong, but I believe that in 0.12 when you were crafting, say, speed module 1s in your inventory, and you wanted to make an assembly machine Mk. 3, you could simply begin crafting them and they would use the speed modules that are currently being crafted in the crafting queue. As seen in th...

The recipe for the fusion reactor Mk 5 seems to be missing something important... Ah, it's missing the previous reactor as an ingredient. I'm on 0.4.2 if that makes a difference

I didn't see anyone mention it previously, but I really appreciate the Steam account linking functionality. After seeing what the forums have to offer I was wishing I bought it here instead, but steam linking means I get the best of both worlds.