Have a look at this article about an automated spray painting robot!

Have a look at this article about an automated spray painting robot! Its talks about it being developed to reach high places, luckily the finish is not quite up to our standards, so it looks like the robs aren’t taking over our job just yet – phew! Find the article here: http://www.gizmodo.com.au/2014/04/spray-painting-graffiti-drone-not-nearly-as-effective-as-youd-think/