More seriously, do you think Microsoft would have been more honest if they'd called Windows "Microsoft Graphical Multitasking Operating System"? Or if BMW had gone with "BMW Better Performance And A Cooler Badge But It'll Cost You" instead of "BMW M"?
Because IBM markets to CEOs, not IT staff. They want their customers excitedly talking about Jeopardy-winning, superhuman AI at the dinner table. Technical people won't do that.
More seriously, do you think Microsoft would have been more honest if they'd called Windows "Microsoft Graphical Multitasking Operating System"? Or if BMW had gone with "BMW Better Performance And A Cooler Badge But It'll Cost You" instead of "BMW M"?
Brand names exist for a reason.