They're likely talking about Venezuela, BTC usage by some shops and charities there made quite a bit of media this year, turning it into a popular meme for the cryptocurrency narrative that isn't otherwise backed by the real world.
Sending censorship resistant transactions. Crypto transactions are generally censored much less often than things like bank or credit card transactions.
So you mean mostly illegal stuff. Yeah, I can see a market there!
No, I mean things that get censored.
For example, go try and start an adult services internet company. You will quickly find that very few banks will be willing to allow you to open an account.
Even though adult services isn't something that is illegal in the US.
Also, go back to 2011, and try to donate money to WikiLeaks.
Even though WikiLeaks was not charged with any crimes, and has not been convicted on anything to this day, you will find that all the major credit card companies would refuse to process your transactions.
They were not charged with any crimes. And yet, your transactions would be censored anyway.
So no, this does not have anything to do with illegal behavior.
Lots of financial transactions get censored all the time, regardless of any crimes being committed.
I visited Haiti and over there, people just use their phones to pay each other through their telecom provider, or they use USD. None of them use Bitcoin, they're not even aware it's a thing.