Are Applications such as Facebook, Twitter, YouTube, etc safe to use?

Facebook
In this video, acTVism Munich asks former MI5-Officer, Annie Machon, and Paul Jay, founder of the Real News Network, whether social media is safe for people to use given what was revealed to the public in the wake of Snowden’s revelations in 2013.

Report: Anti-Security Conference Demonstration in Munich 2016 #AntiSIKO

Münchner Sicherheitskonferenz Waffenexporte
On the 13th of February, 2016, protests ( #AntiSIKO) against the 52nd Security Conference in Munich were organized by grassroots organizations and activists under the slogan