Tip 2: use tags, flags, or colours to track which emails need follow up or action, not read/unread. Read/unread is for tracking what you read and using it for another purpose is going to make you (more) crazy at some point.

While 99% of live service games are exploitative attempts at short term profits; there are a few exceptions (like Warframe) that justify the concept.

My all-time-favourite gaming reward system is massively multiplayer permanent progression that is central server hosted with functional anti-cheat.

People look at me funny when I say that Quake III Arena has a great story, but it really is one of the few games where instantly respawning makes perfect sense lore wise.