Orkut were other social networking sites including Myspace and Facebook. Ning was a more direct competitor, as it allowed for the creation of social networks similar to Orkut's "communities". An Orkut user was also able to add videos to their profile from either YouTube or Google Video with the additional option of creating either restricted or unrestricted polls for polling a community of users. There was at one point an option to integrate GTalk with Orkut, enabling chat and file sharing. Similar to Facebook, users could also use a "like" button to share interests with friends. Users could also change their
Cirrus VK-30 under contract to an Israeli aircraft manufacturer named Isravation, and first flew it in Duluth, Minnesota in 1994. Isravation attempted to certify the ST50 in the proceeding years but it never entered production by the company. Between 1990 and February 2018, seven US-registered VK-30s crashed, with a total of ten fatalities. On 22 March 1996, retired astronaut Robert F. Overmyer died at age 59 in the crash of an Allison turbine-powered VK-30. He was testing the aircraft for stall recovery characteristics at aft center of gravity limits when the aircraft departed controlled flight. Cirrus VK-30 The Cirrus VK-30 is a