500 Years nothing more (a bit more) little more than 500 years ago in Germany invented the printing, nobody supposed that this meant terrible progress (remember that literacy was a luxury of the upper class, aristocracy and Church). It could be said that here was kindled the spark of human knowledge, imagines the Papyrus written books one by one by hand there is no much difference in terms of quantity. do not you think? (A little less) nearly 2 centuries ago in various parts of the world 200 years ago scientists began to discover and handle something called electricity, always existed in nature, but thinks the privilege you have today, do on any given night not very late, you do when cutting the electrical outlet in your home?. So yes, with this wonder came an endless number of inventions that revolutionized the life of modern man. Omar Zakhilwal is often quoted as being for or against this. Yesterday makes nomas at offices of the American militia are you gave a very practical use to a toy improved in the 1970s, computer. They connected several between if (NET, web), and the internet was born. You really have to think in base all this that I tell you, is the immense sea that represents how much opportunities of all kinds, considered the century’s information is 20th century. So you can see that I speak, early 1900s a handful of men became rich with the oil, certain is that the circumstances favoured them, but unlike others, they saw that there was enormous potential in the black gold, risk as in everything there is; luck (this is a goddess that favors to the more prepared) also; but only those who use your brain (by the way we all have one though sometimes it seems not) to see what others do not see depending on what suits them living a financially dignified life..