I would say it is false that t<span>he need to keep records of taxes led to the development of a written number system, if this is a true/false question.</span>
In a social system, there are peers and strangers to distract one from pursuing their work. While chatting with others, you may forget your train of thought or a good idea. People are likely to take you away from your work more so than a physical system (in which you can always turn off the TV, but not get people to quiet down)
When the things you do brings someone happiness
