I. No one but their creator understands their internal logic.
II. Even your smallest mistakes are immediately committed to
memory for future reference.
III. The native language used to communicate with other computers
is incomprehensible to everyone else.
IV. The message, “Bad command or filename,” is about as
informative as “If you don’t know why I’m mad at you, then I’m
certainly not going to tell you.”
V. As soon as you make a commitment to one, you find yourself
spending half your paycheck on accessories for it.