[datenyan]

Further to this - even if the script doesn't contain malware and you're 100% happy to run with this persons' defaults, you probably still shouldn't, as it doesn't teach you what you're actually doing.

Presuming you're a relatively non-technical person who follows this verbatim, what happens when this page goes down? Or Vultr is no longer an option? Do you even really know what you've set up?