I am a front end developer game addict and a lot
…le don’t repeat it endlessly. They revise. They adjust. They pivot. They quit. As the saying goes, “Insanity is doing the same thing over and over again and expecting different results.” 
So back to my original question “Why do we need Virtual DOM ?”, answer is to iterate through all of DOM more quickly. Ok, so what if we didn't iterate ?
Despite developing deeper and better relationships — you’ll feel alone. The alone time you need is necessary. At the same time, though, you need to maintain connection.