Man is a social being and after meeting his fundamental necessities which are meal, clothing and residence, he wants to communicate with others. 2. Protection – an ideal spy gadget should not break because of water or floor affect. The gadgets with excessive physical hardness and program protection (which keeps the data from stealing and breaking in) have especially excessive market value. I might venture to guess that that proportion has only grown further, now that people can carry thousands of books with them wherever they go and can learn them in the little snippets that our brains are now … Read More