in any case, the material talks about attacks where the user downloads malicious software without knowing it.
On the other hand, keeping your assets cold is what he recommends.

I wouldn't know how to answer, but the problem lies, I think, in unpatched security gaps. 

Can AI bots steal your crypto? The rise of digital thieves

i mean how would an AI bot be able to get my btc in cold storage?

for something like a browser hot wallet i get it, i remember a few years back in the nft craze how many peoples metamask were getting hacked from clicking things, random airdrops etc
