For local services? - just type in static IP that I've assigned myself, otherwise I have a subdomain pointing to my online services. works like a charm
Not just games. Using desktop mode in steamos is so seamless and polished, that I wouldn't be surprised if some people picked one up for Home media controller over some wireless keyboards
I myself have separate /Disks folder where I mount all my internal disks on boot. Not sure how "standard" such setup is, but it helped me keep my NTFS and Linux disks tidy and out of my way. For what I know you can mount your drives anywhere you like
Why not just… not look at it?