No bjarg, you are mistaken.
You said:
"if your timing is good, the odds of being dealt a blackjack are a lot higher than 1 in 21."
One in twenty one is odds of 20 to 1.
The odds of hitting a BJ on the first hand is approx. 21-1.
It will seldom improve to better than 19-1, or drop below 24-1.
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