With the witnesses we have, in theory no one else needs to be a witness but it is good to give our network more strength in the case of a challenge. I try to ask in comments first but most of those upvoting me have not made a comment recently to reply to!
What is steemvp
it's a website that shows your statistics on steemit : go to steemvp.com and entre your name and click entre and you will see.
Is it like steemd?
With the witnesses we have, in theory no one else needs to be a witness but it is good to give our network more strength in the case of a challenge. I try to ask in comments first but most of those upvoting me have not made a comment recently to reply to!