In my opinion NXT is a completely scam, same with Quark.
It makes no sense why Quark is even in this conversation.
Quark was NOT pre-mined at all.
Announcement Date: 2013-07-21
First Block: 2013-07-21
Source: http://bitinfocharts.com/quarkcoin/
https://bitcointalk.org/index.php?topic=260031.0
You should probably check out the video.
