This scares me a lot.
Sure it may be 100% safe now, what's to stop you from building up a client base of 1000s of people and then executing your attack.
I'm a bitcoin fanatic. I'm working to help advance bitcoin not mess it up. I'm simply trying to contribute the best way I know how. I created a
bitcoin forum and blog. You have nothing to worry about. This is just a simple script. Plus, it will be uploaded to wordpress. They will not accept anything with attacks or viruses on it.