Vegetarian or vegan

I know we have talked about food before, but some how the topic of veganism never came up.  Are you or anyone you know a vegetarian or vegan?  It's becoming more common:

http://www.telegraph.co.uk/food-and-drink/news/number-of-vegans-in-britain-rises-by-360-in-10-years/

Are any of you interested in becoming a vegetarian or going vegan?  What interests you about it?  What are some of the obstacles or challenges to living that lifestyle?

For those that aren't ready to make the leap there is an alternative: Flexitarianism

http://www.huffingtonpost.co.uk/amanda-sourry/the-rise-of-the-flexitari_b_13167036.html

What are other environmental affects of our collective diets?  What changes to your diet would you be interested in making?

The next article is about factory farms and how a piglet was rescued from one.  CAUTION: don't read this article if you are planning on eating pork any time soon:

https://theintercept.com/2017/10/05/factory-farms-fbi-missing-piglets-animal-rights-glenn-greenwald/