This article on "der freitag" (german openminded newspaper with left tendency) explains on a medium-difficault/still easy enough level what cryptocurrency is and what are the advantages of Quark. Also explains the concerns regarding Quark. Its not advertisment but its fair and transparent journalism giving people who are interested the chance to take part...hope those who allready can read it, will like it.
translator into english still searched.
Sourcecode:
www.freitag.de/autoren/the-babyshambler/beenden-wir-die-macht-der-bankenhow many times have we seen this.