If FOSS is important to you, it should absolutely be a factor in your decision. And of course, people can choose whatever they want. I'm OK with that (although

If FOSS is important to you, it should absolutely be a factor in your decision. And of course, people can choose whatever they want. I'm OK with that (although I don't agree with it) as long as it only affects you. If your decision affects others and inhibits their ability to work efficiently, then I think you can justifiably be criticised.