It kind of bothers me how he says in the video the whole thing got destroyed when the EM operator wanted to image them from another angle, while at least one of

It kind of bothers me how he says in the video the whole thing got destroyed when the EM operator wanted to image them from another angle, while at least one of the sculptures appears in multiple angles. It also bothers me that the sculptures have these layering artifacts, which match 'normal' 3D printing technique but I don't see how horizontal 'pixelation' should be more prominent than vertical ones in the technique used here (on micro scale).