Nicolas Lapentti in 2009 in Davis Cup

Tennis player Nicolas Lapentti (picture ©ataelw) has announced his retirement from competitions due to a chronic injury to a tendon in his left knee.

Last Friday Facebook announced that now it will be possible for applications to gain access to users’ addresses and mobile phone numbers. If in the past the fact that applications could gain access to users’ personal information had raised some criticism now the issue has become even more sensitive.

Wikipedia, the collaborative multilingual encyclopedia, was born on January 15, 2001. The term wiki means quick in Hawaiian and in informatics it was adopted to describe a technology for creating collaborative websites. The term wiki was joined to encyclopedia to form Wikipedia so the term means fast culture.