McAfee - Another Q symbol - QuorumeX

His company QuorumEx worked towards producing commercial all natural antibiotics based on anti-quorum sensing technology.

https://bitcoinwide.com/john-mcafee-swiftmail-0bd0163a-69a6-4307-a83a-5aaaf0ec5310

https://twitter.com/quorumex?lang=en

There is some sort of crypto key - looks like an example, but who knows…. might lead to something

https://github.com/ethdev279/quorum-ex/blob/master/examples/7nodes/keys/key2