Someone Randomized Mac address broke my router and I had to restart it :)
Did you change "Privacy" settings for your home WiFi to "Use per-network randomized MAC"? If not, based on the fact that you said your router got broken once, it might "break" again (in reality it is just a DHCP pool exhaustion from frequent reconnects, might indicate other WiFi issues)
Someone A new keyboard that competes with Gboard
Graphene has nothing to do with that, whatever ASOP includes
Someone NFC payments with Google wallet
Not going to happen, Google wont allow it (requires OS approval or certification by Google)