Never have so many different people from so many different parts of Earth with access to high quality telescopic and photographic equipment had the ability to post them as widely as the internet now makes possible.

These are just a few of the hundreds now viewable on Spaceweather.com:

From an excellent article about how to best spot Comet Lovejoy on SmithsonianMag.com:

Astronomer David Levy famously quipped that comets are like cats, “they have tails, and they do precisely what they want.” He was referring to the notorious difficulty of predicting what a comet will do as it nears the sun. If Lovejoy keeps brightening at the same rate, it should put on its best show in the weeks after the close approach to Earth.