If you blame Bitcoin ... then you must also blame the US $.
Mexican Drug Lord home after being raided
https://imgur.com/a/y62XaThats right, thats BILLIONS of US $'s, not Millions.
22 Billion USD in cash stored in a closet LOL.
This humble man had enough to buy in cash all Bitcoins in circulation plus every other shitcoin ever created and still have plenty of cash left for basic life necessities such as gold plated AKs and lion pets.
You don't find trezors or paper wallets at drug lords' homes after a raid, just good old USD cash