quite possible - miners will accept once the price drops enough so they are not stuck with useless specialized hardware and which price point that is is everyone's guess
many altcoins are just bitcoin + 1 feature, like many startups are just a feature and they hope to sell facebook or other big corporation, but since everything is open source and as there are no takeovers the non-innovators will go away over time
Right on. Even Ethereum isn't safe once Rootstock launches. Literally everything being done in crypto can be done with Bitcoin and Bitcoin has the Network Effect. That's not to say trading altcoins is a bad idea. They're a great way to get more Bitcoin. LOL