Probably more nuanced than “destroyed.” The entire value of the coin didn’t exist like 6 years ago and is now $500B. The burned coins are just going to be factored into the price in some way.
Starting August 5th for the first time, coins that were created were literally destroyed.
You can see the profound impact this has had on the total ETH supply in the chart below. You'll see the growth curve largely flattened out.