After you make something in Illustrator, you must must must look at the raster result it makes when you actually commit to a size and make actual png files. Ju

After you make something in Illustrator, you must must must look at the raster result it makes when you actually commit to a size and make actual png files. Just slinging vectors at a problem fails in the last mile, often causing blurriness or jaggies. You need illustrator + photoshop or illustrator + fireworks to really "do a job" as they say.