It has slow transactions and the fees are high, and it is the cryptocurrency frontier.
What do you think will realistically will take Bitcoins nr1 spot in the future? Bitcoin Cash maybe?

bitcoin has the fame, popularity or should I say the crown? It's better than other coins because it already established its value in the cryptocurrency world. It will be difficult for one coin to take and replace the number 1 spot of bitcoin, it would really take time. not soon