It's just very time consuming to get such a large quantity of data.
要收集这么多的数据就是非常耗时。
And since the data, no matter how large in quantity, can never add up to a context and will always remain discrete bits, the world can never be built.
而正因为不管多大量的数据都从不可能组成一个语境，永远都只能保持为离散的位，这个世界永远无法建立起来。
If your building blueprint graphic is very large or you intend to map an enormous quantity of data points, you may require the latest multicore processor and several gigabytes of RAM.
如果建筑物设计图非常大或者需要映射非常大量的数据点，则有可能需要使用最新的多核处理器和几个GB的内存。
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