1. a big factor is : legal issue. it is not legal and not acceptable in all country.
2. also some people scare because bitcoin is not commodity, nor currency.
3. Prone to illegal activity
As we know due to the lack of government control, terrorists and extortionists are also utilising the cryptocurrency space to their advantage. “Bitcoins users on either end of a transaction can remain relatively anonymous and cybercriminals have found ways to mask their addresses, so it can be difficult for government authorities and companies to trace such illegal activities,”
2. also some people scare because bitcoin is not commodity, nor currency.
3. Prone to illegal activity
As we know due to the lack of government control, terrorists and extortionists are also utilising the cryptocurrency space to their advantage. “Bitcoins users on either end of a transaction can remain relatively anonymous and cybercriminals have found ways to mask their addresses, so it can be difficult for government authorities and companies to trace such illegal activities,”
That legal issue can be a big problem for some. One day you just wake up and find that your country has banned crypto and all your holding will go to zero.