1) Nowadays we have virtual communication by phone, via internet more often than face-to-face communication. As for me it's more quickly and comfortably than meetings. Additionally I don't need spend my time coming to my friend.2) There are some useful programs in my mobile phone such as vkontakte, facebook, what'sup, viber and ets. All of them I use to stay in touch with my friends. I try to be online even abroad.
3) Вesides gadgets allow us to be aware of changes, to follow the news, to acquire knowledge.