> Last I heard it was pretty expensive to do a bitcoin transaction, and slow. There are more modern cryptocurrencies (e.g. Nano, Iota) that are instant & feele

> Last I heard it was pretty expensive to do a bitcoin transaction, and slow. There are more modern cryptocurrencies (e.g. Nano, Iota) that are instant & feeless. Nano, iirc, is either infinitely scalable or has an 7000 transactions-per-second upper bound.