I’m pretty laid back when it comes to this kind of stuff so I’m not surprised that I’ve gone with someone who’s a bit behind. So long as it works I’m a happy man. Aside from Wordpress and associated plugins, everything on my account is custom, so if they fall so far back that you can’t run Wordpress, I’m sure I’ll be one of thousands of people complaining/relocating

4.1 is where unicode support comes in. Hell, even Debian stable uses MySQL 4.1 now, I’m surprised your host is still back on 4.0 … well, unless it’s one of those hosts that still thinks PHP3 is a good idea.