Blockchain
Email is old
I was thinking about Hey as well. 

My thinking mirrors yours about Email's longevity due to its simplicity.

All these email softwares are just bolton user interfaces -- albeit with backend 
software
to facilitate and make those UIs possible -- ontop of the email protocol.

I'm glad the email protocol itself has remained simple.

For more complex protocols to be formed we have the experimental laboratory that is the emerging 
Blockchain
s
Abraham Kim

January 9th - Blockchain "Analysis"

bitcoin reddit ETH Blockchain cryptocurriencies implement wallet ethereum PrivateKey Solidity SmartContracts
As I have written before I'm not only investing in Blockchain Projects (and thus cryptocurriencies ) I'm also prototyping stuff and sometimes I'm trying to implement things.

One thing I've implemented on multiple chains before was a "find" cryptos thing. Basically, I'm trying to guess addresses. With bitcoin , there is...