Because they are so damn simple and so damn hard.
Quoted from CrazyLevi:A good game is a good game. While it's heartwarming that the op "gets it" I get a little tired of these threads. An EM game can be good?!
Shocker. Also the sky is blue.
I'll take one of these threads a week over the others that happen 4 times a day.
"What will the next game be?"
"Is this title the next game?"
"Oh man I hope they make a machine out of ___"
"Sitting in my basement I've come up with a list of things that should be done to this game and I will list them all for you now."
etc