Earlier quoted context omitted.
Being able to send any amount money anywhere all over the world with no fees or restrictions and with great privacy isn't interesting?
Transactions won't be free. Somebody has to do some mining. Some googling indicates that a typical bitcoin transaction costs about two dollars today. In my experience, paying money via Paypal or credit card costs about the same.
Proof-of-Stake (as opposed to Proof-of-Work) will change that.
> Some googling indicates that a typical bitcoin transaction costs about two dollars today.
This is because Bitcoin reached the limit of transactions that can fit in a block, which causes a bottleneck, which increases fees. This has been fixed for other cryptocurrencies, and Bitcoin will soon (August 1st) fix it.