[qazxcvbnmlp]

That is glorious and horrifying. Sounds like it protects your business from counterfeits and hobby hackers at the same time :)

Also, I have a Sonos system and it works great!

[userbinator]

Horrifying should indeed be the reaction: https://news.ycombinator.com/item?id=21895086

[Daho0n]

For now (see other comment with link). I'll never touch Sonos again. They burnt their bridges.

[vangelis]

Well, until your choices are buy a new Sonos device or get bricked.