The Powder Toy

Easier said than done. :P But you could just have a sort of boolean table, so that a binary number with 1s and 0s depicting those settings could be applied manually to a particle, determining color, ...

The real answer to this question is: Why not?    Is there some reason for why they shouldn't be? 

No. Games can't just be combined like lego blocks, sorry :(    To make an analogy, powder toy deals with little pixels that never connect to each other, and are distinct only because o...

This isn't a physics game. Powder Toy runs cellular automata instead, which has more in common with Conway's Game of Life than games like Phun. :( 

Rest assured, this isn't required yet. The front page is already full of not-exciting stuff :P 

No one's going to read this anyway. We've tried and failed, we'll just take it as it comes. 

It's a glitch with gravity probably. Enabling gravity temporarily should fix it. 

Not hard to code at all, really. XD 

x_x; Have the people saying it would add fun have actually tried it? Oxygen is combustible. Real-life fires suck in the oxygen, thus perpetuating the flame.    Fire in TPT generates atmosph...

There's nothing wrong with this, but frankly not everything's as much fun as it looks like. xD This might seem "useful" but I have my doubts.