“ They really aren’t. A currency is only worth anything if normal people are willing to trade them en masse. For the majority/normal people to trade them en Maße there needs to be an universally agreed upon use for them. A use that taxes give, since no matter who you are, you must pay your taxes in the state issued currency.
Crypto and other alt currency tokens are worthless by definition”
https://reddit.com/r/technology/s/TTK0bCHDDN
Don’t necessarily agree with it, but I get why someone would have that take.
There are many reliable exchanges (kraken has a good reputation)
You can easily buy and sell hundreds of bitcoin in a second for minimal cost.