That is mean bitcoin is too expensive for trading bitcoin to fiat currency,
so if 1 SAT is $1 the traders must use altcoins for trading to fiat currency.
The strong candidate replace trading digital coins to fiat currency is ETH,
only ETH that has big marketcap after bitcoin. https://coinmarketcap.com
That's a nice site to see what the current rate of each coin is all on one page. With out that annoying live change (unless you want to with just clicking on reload page and have that as a choice) for people who has epilepsy it is very bad thing to be watching the price via preev. Developers of these sites need to be aware of everybody and be sensitive of their audiences health in regards to these preference. so if 1 SAT is $1 the traders must use altcoins for trading to fiat currency.
The strong candidate replace trading digital coins to fiat currency is ETH,
only ETH that has big marketcap after bitcoin. https://coinmarketcap.com
Apart from that, my real question about your post.
What exchange does coinmarketcap use for there btc price listed on the website?