Swing,
I got a look at the article after using brentie's Google suggestion. Cool technology, absolutely. However, zero threat to Afrezza. Pharmacokinetics would still be slow as medication has to be absorbed from the subcutaneous tissue and into the circulatory system - just as with an injection. Then there is a first pass through the liver. With the lungs, you are only 2 cells away from the arterial circulation. Speed trumps all.