The license difference is why you're aware of so many places that Linux is used. It's hard to miss a blob of text as big as the GPL.
There are a lot of boxes running FreeBSD internally which you never hear about. We try to convince vendors that it's ok to talk publicly about using FreeBSD, but an awful lot of them consider it to be "secret sauce" which they don't want their competitors to hear about.
There are a lot of boxes running FreeBSD internally which you never hear about. We try to convince vendors that it's ok to talk publicly about using FreeBSD, but an awful lot of them consider it to be "secret sauce" which they don't want their competitors to hear about.