I am not a libertarian. The government is necessary for a wide variety of things. Do you like Ayn Rand's philosophy?
"I don't think treating animals inhumanely is a good idea either but I think allowing government to stick its nose in other people's business is an even worse idea."...
Laws must be changed from time to time. If not, we would still have slavery in the United States, for example.
No market is ever totally free.
I do not think allowing inhumane treatment of animals is a good idea. Those commercial hens spend their lives locked in a tiny cage.
A company named Hampton Creek is making plant-based protein products that replace eggs that almost always come from caged hens. The idea is to be more humane and less expensive.
http://www.businessinsider.com/plant-based-eggs-from-hampton-creek-2013-12
The article states the company is...