Nope it does not, Some Altcoins right now have defeated or has surpassed on what technology Bitcoin is already offering the only problem is even if they are a better cryptocurrency than Bitcoin majority of the people participating in the market are holders of Bitcoin because it is the pioneer in the crypto market giving it an edge in terms of popularity.
specifically what altcoin has beaten bitcoins? as i see bitcoin is still the number one and the most popular, most trusted, most highest value, most protible cryptocurency ever invented in this planet. in short bitcoin is still the best among the best and no one have the guts to try to beat him not even etherium and bitcoincash.