What Is Dyxocycline What Is The Advantage Of Ubuntu Over Vista And Vice Versa?

What is the advantage of ubuntu over vista and vice versa? - what is dyxocycline

I am thinking to change my point of view with Ubuntu.
Questions:

1) What are the pros and cons of using Ubuntu instead of Vista?
2) How will the decline in replacement of my order?
3) Is it difficult with the new operating system to be ready? What do I need to learn to use Ubuntu?