Has steemit been hacked again? I just saw that 
@ned was downvoting post that obviously have been altered by third parties.
Check out the following post which was doing great (over 200 upvotes!) obviously have been altered by third parties:
https://steemd.com/art/@diana.catherine/let-s-talk-about-art-come-in-here-to-give-me-some-advice
The next post was also downvoted by him and then removed completely:
https://steemd.com/@jamtaylor/print-me-the-ponzi-money (this post has been removed completely)
Check and watch the history of