What do you think?
No one knows on what bitcoin isn't still being replaced yet in spite on being outclassed by most updated or good featured altcoins in the market currently.
But we can already presume that Bitcoin is king of crypto that's why its being mainly supported by the masses in spite of its scability issues.
Maybe it is because bitcoin is the root of all?Bitcoin is still the main topic whenever we talk about cryptocurrency no matter how many coins are issued with more advance security and features than bitcoin.Bitcoin being the first one plays a big factor on why it is still not being replaced at top by some altcoins.