"Bitcoin (BTC)
Despite its rollercoaster ride of a year, Bitcoin is solid in its strove to turning into the foremost expernsive crypto in history. although its future is murky by monetary and economic outlooks, it'll continue growing."

Yes, the scarcity of max supply 21 mln, and the media exposure, puts massive pressure on the price of Bitcoin. Also remember, most people who invest in altcoins - they use Bitcoin to do so.