It's an acronym: T.W.A.I.N. (edit: a backconym, as was pointed out - I've also heard that the weird upper case name came first, and the weirder acronym was added later.)

"Technology without an interesting name."

And... That's all I remember about it, at the moment.

Well, also that it broke often, and threw weird errors like the one pictured.

You folks printed out his works for the last time.