Choosing is the problem here -- it's now only as random as your preference
Eg the scheme doesn't do its job well if you don't know the word, so the dictionary can be reduced by that much
Eg the scheme doesn't do its job well if you don't know the word, so the dictionary can be reduced by that much
Random numbers picked by humans are notoriously biased. I'm guessing it's even worse when you ask them to come up with random words.