Unix was designed? You wish. The very early parts of Unix were designed, but pretty much everything after that was bolted on under the banner of "worse is bette

Unix was designed? You wish. The very early parts of Unix were designed, but pretty much everything after that was bolted on under the banner of "worse is better". Read about the currently decades old POSIX TTY subsystem to see how bad it is: http://www.linusakesson.net/programming/tty/ http://www.linusakesson.net/programming/tty/ ioctls and fcntl? Quick hacks to make things work. Fcntl lock files? Insane semantics that were quickly hacked on. Etc etc.