With many new cryptocurrencies sprouting in the net, is it possible that bitcoin can be overtaken as a top digital currency in the future? Is ethereum or other well known cryptocurrencies can be a threat to bitcoin dominance?
No that's not going to be happen, Though many of the altcoins rises in the crypto currencies that build big community in crypto world but it doesn't mean they replace bitcoin their price value might increase but still bitcoin will prevail in the price.