>Not only that. We are promoting to our kids a fully proprietary system that increasingly becomes a walled garden, run by an aggressive imperialist company with abysmal technical support, with a complete failure in parental control practices.

Yeah, we really exchanged one for the other. Previously it was all Microsoft Windows and Office, as a lonely IT enthusiast in a smaller city, I haven't even known about Linux or any other alternatives right until university. I wish free software was the standard, in education and government alike.