[Rokku_Ryu]

Bad idea: humanity isn't ready for half life 3.

Good idea: doing away with physical currency, switching just to credit/debt cards.

[3llusive]

Bad idea: (Yeah, again) Monetary system not being backed by anything - money doesn't have intrinsic value and thus could potentially become worthless.

Good idea: Steam-punk style dark age.

[French_Fri]

Bad Idea : The death rate caused by large gears would go up drastically

Good Idea : Everyone being the "God" of their own World

[SentaiPink]

Bad Idea: Making people Gods.

Good idea: Rainbows that tastes like fruit snacks

[Holli]

Bad Idea: People trying to eat rainbow dash thinking she's a fruit snack

Good Idea: Snuggling a puppy