Yes, BTC is the first and certainly not the last or best crypto. Many others have made the same point. I think you may have highlighted the wrong paragraph, if you were trying to underline the main point. IMHO.
Oh, I just posted the link and I think the paragraph was auto-selected by Medium/Taleb (sort of how the YouTube thumbnail can be set by the youtuber).
Taleb is very smart and a deep thinker so natuarally is not shallow-minded to conclude Bitcoin is like tulips or a ponzi based on price-action alone
He's not a trader and more of a wealth-protection kind of guy, but we all know that since we've all read his book The Black Swan