http://www.crownsterling.io/2019/09/crown-sterling-decrypts-rsa-asymmetric-public-keys-in-live-demonstration/

I am not a tech person, so I’m curious what all this means? Are they able crack a pgp message? Or simply connect to public key to the private key? Or what is this? Also, how might if at all it affect Bitcoin private keys?

TIA