The only way to keep players from doing something stupid is to Just Keep Talking.
Sadly, there is no way to keep the DM from doing something stupid, although offing one of his favorite NPCs might shut him up for a couple of minutes.
How to Forum
Dear people of the internet: Please stop doing these horrible idiotic things when you talk to each other.
A Lack of Vision and Leadership
People fault EA for being greedy, but their real sin is just how terrible they are at it.
Charging More for a Worse Product
No, game prices don't "need" to go up. That's not how supply and demand works. Instead, the publishers need to be smarter about where they spend their money.
The Best of 2015
My picks for what was important, awesome, or worth talking about in 2015.
Even allegedly smart people can make life-changing blunders that seem very, very obvious in retrospect.