You really sound like a Grade A prick.

All possible reasons stated in the article aside, it’s people like you who alienate those finding it a bit more difficult, that make up a fair bit of the problem in the first place.

Did you bother to read the article? Add a .jpg extension to the end of the file names and voila - images.

Or as @claudiu has mentioned - use SpotBright. Does all kinds of sorcery.