Only 3 extra modifiers, really (a PC keyboard having 4, discounting left and right variants) and fewer actual keys (a mere 100) than an old U.S. 101-key Model M

Only 3 extra modifiers, really (a PC keyboard having 4, discounting left and right variants) and fewer actual keys (a mere 100) than an old U.S. 101-key Model M keyboard, let alone a modern U.S. 104-key Windows keyboard.