vision 2020 is a project of WHO to prevent and eliminate preventable blindness from the world by the year 2020. on the other side 2020 means normal human visual acuity. we can turns it 6/6( the normal visula acuity of the eye). Do you know anything...
Hey ....we only have knowledge about world ....that too because
we need to earn money....but we dont have knowledge about our self
r we alians or what ....u call human.....y not alien.....because u dont
know ur origin and end...
who wants to join a realy good ptc site thet pays out super fast and the payout is low if you do just let me know and i will give you the link, last time i cashed out i was paid in 1 hour.