How is crypto deemed illegal? Or how is bitcoin deemed illegal? Well, some countries do not legalize bitcoin, but many countries legalized bitcoin, that is why bitcoin ATM which is obvious and increasing daily, having more than 11000 bitcoin ATMs in the world now. Only few countries did not legalize bitcoin. Most countries in Europe, Americas, Australia and Africa legalized bitcoin since many years back, and bitcoin is getting stronger.
Even, without PayPal making moves to make bitcoin, ethereum and litecoin as a payment form on their platform, cryptocurrencies had been deemed very legal, that does not mean I will even make use of the service but it will let many people to be introduced into crypto and increase its adoption.
When BTC was launched people were busy speaking that this is a new techniques of scammers, when gradually it started to grow they said it's a new technology let's see how it goes.
After all when it went over the moon in 2017, all started worrying. This is nothing new people are always there to speak negative of every stuff, it's always better to research on our own and plan accordingly rather than trusting others.
Ignorant people will surely think bitcoin is a scam, also people that no nothing but only misleading other people will say it is a ponzi, while bitcoin was non of these, it has only just been the first successful decentralized currency that is now a great asset to the world.