"i use linux as my operating system," i state proudly to the unkempt, bearded man. he swivels around in his desk chair with a devilish gleam in his eyes, ready to mansplain with extreme precision."actually," he says with a grin, "linux is just the kernel. you use GNU+linux."i don't miss a beat and reply with a smirk, "i use alpine, a distro that doesn't in…