Later, workers started using mobile devices like iPads, tablets, and smartphones, to replace paper. But paper is fragile, heavy, and has to be carried around. In the recent past, people would flatten and print these designs on paper and share this paper with the actual construction workers. Most buildings are designed on a desktop computer in an office somewhere, potentially far from the actual construction site. Let's dig deeper into how a building is designed and constructed.

All these things consist of a large number of specialized parts that need to be designed and built. All these things need to be designed and built.Ĭonsider the complexity of the building, or a car, or even something as small as a pair of headphones. Not only do we need a lot of things, but these things are getting more and more complex as technology advances. All these people are going to need houses and hospitals, cars and cell phones, and a variety of other products and infrastructure. In 2050, it's going to be 10 billion people. Today, we have 7.5 billion people living in this world. Nagaraja: The world we live in is very complex.

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