Συγγνώμη,αυτή η εγγραφή είναι διαθέσιμη μόνο στα Αγγλικά For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language. “Bill Gates and Mark Zuckerberg are two members of the “Giving Pledge” – a project launched by Gates and Warren Buffet where […]