technology
Today technology has come a long way since its start with the invention of electricity. The things are getting smaller and smaller , now it wont take more to develop invisible gadgets. The devices like smart dust are already in the market that are invisible to naked eyes but still a lot helpful to a lot of people to make the world a lot smarter than it already is. we can take example of mobile devices which were not even imaginable by most of us but after mere 100 years of advent of mobile phones today it is easily available to must of us. it is getting smaller and smarter and is smarter than all the over sized computing devices made 50 years ago . So we can say the technological world is going to amaze us more and more