I think btc Is always on top, because most of the countries business flatform are implement this bitcoin as a mode of payment even theres a lot of problems behind this, bitcoin is very popular and has a high demand, so I think bitcoin is always on top of all crypto currency and the altcoins are just an option to be implement if theres no choice..
Totally agree, BTC will be on top in any case, imo. Also, it became something like a brand of whole crypto industry and nowadays there are more people that know what is BTC, than people who knows what blockchain is.