Nah, it’s programmers. They write complex spells in esoteric languages to channel the power of lightning to do their bidding.

Doesn’t that make it a preshit post?

The website seems to work fine for me, but they seem to only support open hardware (e.g. Raspberry Pi or Mycroft). That doesn’t mean it wouldn’t work on other things though, especially with open software, but I wouldn’t be surprised if Echos require updates to be signed by Amazon, so it might require some hacking.