What can be done with MSPaint? To draw simple stuffs...
That's what i was thinking until i watched the video from youtube.
now i realized, its not the software that really matter, it is used to aid us in accomplish our task more effectively. with the skills and mastering even a simple software like MSPaint, we can create many wonderful things.
So, there is no best software, because each of them have their own pro and con, with their special features. Its on us, how much we master them and effectively use them!

ok guys, have a look in this: Drawing Monalisa with MSPaint: