i think these type of post are posted by those persons who don't know about bitcoins in a better way . i hope they will know about it very soon and will also get a better profit through bitcoins .
yeah you are right they have do not knowledge about bitcoin because they are thinking about bitcoin negatively i think they need to read about bitcoin and understand about the benefits about of bitcoin then i am sure they will stop hate to bitcoin.
its sad that people are actually just hating bitcoins without any reason and they dont even know what it is to be honest its really bad