[pjmlp]

Google has largely outpaced Microsoft on what concerns Extinguish.

[easton]

Can you give some examples? I haven’t seen Google close source something lately, except for Go’s package hosting server (which makes me inclined to believe you, I just haven’t heard of other instances).

[lenkite]

All the Google apps that used to be open once-upon-a-time in Android and whose evolved versions are all closed source now.

[harrygeez]

Google Play Services pops to mind