There’s some e-ink monitors now that have a refresh rate matching that of normal screens. Although if you want color you need to spend a few thousand. So it’s not too far off that in 5-10 years when the price comes down that we start seeing some kind of e-ink TV.

Next big technological innovation will be good looking and fast working e- ink TVs.

Basically his coordinates have become so big that the game has trouble of aligning physical location to the actual blocks. You’ll see this when he hovers over a block the overlay no longer matches where the block actually is, it’s like half a block off.