It is interesting to think of it as stealing, considering everyone on the platform understands that this is a stake-based platform and, the pool is a future amount of HIVE that doesn't even exist yet and is owned by no one until it is in an actual wallet.
If people want to continue to earn rewards from posting memes or blurry pictures of lunch, they better join the discussion. If this is viable, I'm sure a 2nd layer solution will exist for them as well.
I think this is what scares people the most - if what they are doing is valuable it is valuable and will continue to be so. If it isn't.....