Yep, it works fine for me.

Also, please don't triple post like you did before. Your posts have an edit button for a reason If you have something more to add immediately, just edit your last post.

It's been said you need to go into the server settings and change something, but I forget what. It's in the Arcsoft thread.

Open messaging app, go to sms/mms inbox... Menu -> Pics/Video Options -> Servers tab -> Tap Sprint -> Change "Connect via:" to "The Internet" or the connection of your choice... The Internet is a catch-all that will work via evdo or wifi.