One week on: still happening, now to https://www.quora.com/What-would…. Several of us have been edit-warring Anonymous McPusBoil, who is now pouncing on reverts and undoing them as soon as they happen. Rather chillingly, McPusBoil snorted today to Deniz Ali:
“We can do this all day son”
What Quora could do (as has been suggested several times) is ban anonymous users from editing questions or topics.
But of course, suggesting feature improvements to Quora seems as effective as reporting question vandalism…