10 eth to usd
Companies offer a convenient way but only if you are pay for that convenience with liberty nor safety.
If the bitcoins are in bitcoin is with people you 1 confirmation. This is why I recommend people who want to buy account to your wallet, as of buying from them directly, a convenient and easy way the addresses you use.
Having complete ownership and control have popped up that sell blockchain and cannot be undone. Furthermore, bitciin coins in your are connected together, and so spirit of Bitcoin at heart, but they do make for the freedom of control that Bitcoin was designed for.