Yeah, buy "open" Android tablets instead, then spend another couple million on support and throw them away in 2 years.<p>On his school experience: Windows software is also proprietary, but you can run Linux on a Mac, and open-source software on OSX or Windows too. He is completely mixing up open-source software with hardware/OS vendors.<p>> I strongly recommend your students become broadly educated computer users [...] so they can maximize the effectiveness of their computing and be more employable because of their high ability to adapt to whatever computer platform their employer may be using<p>Sure using Linux will do that... what's the difference? Students won't learn how to use Windows or OSX either if they don't have contact with them.