Great article, I think this guide is excellent for beginners. When we started a few year ago these articles were not written.
Read my last post about kittens that slow down the ETH network, Yes kittens! https://steemit.com/cryptocurrency/@royaldutch/why-is-my-ethereum-transaction-not-delivered-ethereum-issues
RE: Altcoins - What Are They And How to Buy Them (i.e. NEO, IOTA, Power Ledger etc)