If crypto becomes common to spend, wouldnt it be volnourable to robbery? Like in: Ok send me ur crypto to my adress or ur dead.
In case of when people can handle their whole account mobile.
With cash, robbers know people dont have their whole bank with them. However with mobile telephone that is the case.. Or could be.
you are making yourself too difficult with unimportant thoughts.
in this world, there will always be evil everywhere. so forget about what you think, now all we have to do is increase knowledge and profit.