If its true then it is one way how to manipulate market price. Those people who are behind this attack have a hidden agenda who doesn't care how much they lose as long as they were able to pump the coins they want. Luckily, Bitcoin still standing still and proven again to the community its value.
Please take some time out to check the unconfirmed transactions. You will see this yourself.
Check it out here. https://blockchain.info/unconfirmed-transactions
See another 2 out of many. Meanwhile, I have been waiting for 0.6 since 4 days now and it has not been confirmed yet (any idea what to do in this case?)... Thought it has happened to me in the past when unconfirmed returned to sender. Is it possible for those 3rd parties promising fast confirmation (For a fee) to make it happen ?
https://blockchain.info/tx/e58ef4aee934ff81af0c04fd104e21eebbfc90e38c7c64e914b22a94f438acb3
https://blockchain.info/tx/b04ac7cc182c9b94913fa0c44cf4b734c32c15a74b8fc7678c2c56e33338a413
See mine here
https://blockchain.info/tx/c04150a88ce9422d5922f2bd505a686cb2a1cb0f221dbded0cfd5788774cb859
