It seems that prominent figures are all over the place, however, quite often, it is a figure from the investment world or crypto development.
Like in the article here: https://coincheckup.com/blog/macro-investor-dan-tapiero-btc-could-reach-as-high-as-500000/

Still, big companies like JPMC, paypal and many more have started onboarding the BTC train, which is bringing the word to news and such and sparking conversation. That alone can often mean popularity and media coverage...