It will remain on number 1, can't overtake Bitcoin ever. For whatever reasons are that they think this altcoin could take Bitcoin is bullshit and they don't even know why Bitcoin existed in the first place.
The dominance of the market currently held by bitcoin, public trust in the influence of the value of bitcoin is quite high. and also its popularity is known by many people to make them believe in bitcoin
Yes, if they think of cryptocurrency they will think Bitcoin on a first guess.