here is a quote about znappers and zaps :)

• Znap is a maximum 3 minutes long dtube vlog that contains question/s or seeking feedback from entire steem communities. It designed to get some feedback for your ideas and projects and it can be also used to ask genuine and authentic question/s regarding anything and everything
• #Zap is the comment that responding to Znap content. #Zap comment is only recommended to used for answering questions or to provide feedback/s
• Znap is restricted to maximum one per one individual in any given 24 hours and you must receive at least 3 #zaps from unique individuals on your previous Znap in order to create a new

Check out @nathanmars' profile :) or his last post for more details.

Cheers! :D