They use this mixture at my work as well. Flushing out large sub freezing cooling systems. We don’t dump it out on the street though.

Personally, it’s amusing at best. In the same way as the girl in Jurassic Park using “Unix” to hack the system.

That being said, I still give mad props for the development that occurred during that era.

The joke is that a couple of drunk guys enduring an eternal winter came up with something better than silicon valley could.