[chrisseaton]

Contributions required by paying customers as a result of a commercial support contract.

If he's pushing to Redis he's responsible for the integrity of probably billions of dollars worth of data. That's a massive, international-scale level of responsibility, in the name of his employer. That's huge responsibility!

[sixstringtheory]

And to boot, he has a portfolio of work he can show potential next employers instead of it being blackholed in a private repo forever.