PHP Experiment : Remote Desktoping

Just as usually as i was experimenting with my favorite language php, i found a method by which i can remotely operate my computer, from say my mobile phone or any device connected to the internet.
Seems pretty cool eh!, yea it is. I was able to shutdown my computer remotely…

Its just an experimenting though, on what we can make programming languages do what they were not expected to do,

It is not suitable for full fledged use, but its fun.

Also it has other implications…
The requirements for it to work is that php must be installed on that computer ( which you want to remotely control ), a free web hosting account, and an internet connection…
Or better even, if you have LAN, you can still do anything from any other computer in the network…

Some of you might have already figured out what my idea was