You can now tack on one more footnote to the end of the Alex e-reader story -- Spring Design has finally settled its longstanding dispute with Barnes & Noble, and granted the company a "non-exclusive, paid-up royalty free license for the entire portfolio of Spring Design patents and patent applications." Terms of the settlement are otherwise confidential, with Barnes & Noble only saying that it is "pleased to add Spring Design's patents and patent applications as a complementary addition to our rapidly growing digital portfolio." Head on past the break for the short and sweet o