very independent : ) we use it for everything
Yes, all the time. Sometimes, it's feeling based. You get a bad vibe from someone, and you tend to go without without really giving said person a chance. Sometimes those vibes are helpful, sometimes it's you overreacting from bad experiences. (: hope all is well!
Turbinas de viento y turbinas de agua son utilizadas, entonces la respuesta podria ser viento y agua
This totally depends on what they need and what they are willing to spend. If they just need access to google docs/ sheets etc for example (so just the web with a web browser), either Linux / Un*x or Windows will do and linux is the free choice. If they want to be part of the microsoft ecosystem or use some windows specific software they will need to use Windows or an emulator in Linux.
I would not recommend MSDOS in this day and age.
I believe its "Thinking Universe"