I am considering in buying a mini mac desktop. I would like to know thaughts on this. It is coming with lion, this is where I am abit lost. I need help here understanding can I eventually upgrade. Does anyone use atmini mac desktop? Will I need sighted help setting it up? Am I going to have to purchase a n apple keyboard in order to use it, or can I use mycurrent one temperarllyyAny help would be great I thank you all for your help in advanced.