Don't make a joke on facebook in the UK about it, you might get arrested.
I find your comment grossly offensive! It is causing annoyance, inconvenience or needless anxiety! Take yourself off down the nick, there's a good chap.
Using light to take pictures of light in motion?
This is either a hoax, or the the article is skipping some really important part.
A university faculty is 500 egotists with a common parking problem.