Yes, if bitcoin had a stable price, it would still be as popular as it's today now. People would see a better currency than fiat with alot more benefits and if its stable theres nothing to lose.
Yes! I agree to you. The reason why the bitcoin is so popular today is because it has a stable price. Many people are now entering the cryptocurrency world because of the bitcoin.
Actually people are entering the cryptocurrency world because of the price of bitcoin that keep increase, so they see that they can get profit by earning bitcoin and altcoin. But yes, bitcoin will be still popular because the merchant will not afraid to adopt bitcoin anymore.