Returning from the Auto Show in Detroit, we experienced two mechanicals on Delta. We took advantage of our Sky Club membership, used the wifi and plane watched. Detroit has a myriad of equipment type, from the B744->A333->MD88->MD90->B777, but alas my favorite, the 757-200 and 757-300. This particular night of a three hour delay, I began to ask the juvenile questions that I have for sometime while plane watching. @NickUK can attest to my fascination for 30 minutes staring aimlessly a[…]