Two builds in two days? Well, the difference between my New Hashima cube and this living room - inspired by Marcin Otręba’s fantastic room designs on Instagram as well as here on Flickr - is that the cube took months and this took just six hours (which, for some, might seem a long time but trust me, there’s a lot more going on in terms of maths than it may seem). In the long run, I’d like to turn this into a series of builds, each taking on a different period decor and design. C&C welcome as…